Native plants · Wisconsin

Native plants of Iowa County

820 plant species are recorded as native to Wisconsin in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Iowa County by USDA PLANTS. 313 of them have growing records you can filter by light, moisture, height and estimated cold hardiness. 3 more species are listed as both native and introduced and kept in a separate section.

County summary · USDA PLANTS and Kew WCVP

Iowa County, Wisconsin

Native species: 820 Typical Wisconsin county: 653 (median of 71 counties)
Garden-ready natives: 313 Typical Wisconsin county: 272
Share by type (all 820 native species): Percent of the 820 native species in each growth type

Tree 9% (70)
Shrub 5% (42)
Wildflower (forb) 55% (452)
Grass or grass-like 21% (176)
Vine 4% (30)
Fern 6% (50)

Wildflowers make up the largest share of the native list (55%), followed by grasses and grass-like plants (21%).

Recorded native ranges can include long-established populations that spread from gardens; check your state’s native plant society list for local guidance. How native status is decided.

ZIP codes mainly in this county fall in USDA hardiness zone 5a (2023 map).

The native plant list

Garden-ready natives 313

Native species with PLANTS growing records (height, light, moisture, minimum temperature). “—” means PLANTS has no value.

Garden-ready native plants of Iowa County, Wisconsin
Plant	Type	Height	Light	Water use	Hardy to
Allegheny blackberry Rubus allegheniensis	Shrub	6 ft	Shade-tolerant	Medium	Zone 4b
Allegheny serviceberry Amelanchier laevis	Tree	35 ft	Shade-tolerant	Medium	Zone 3b
alternateleaf dogwood Cornus alternifolia	Tree	25 ft	Shade-tolerant	Medium	Zone 2b
American basswood Tilia americana	Tree	100 ft	Shade-tolerant	Medium	Zone 2b
American bellflower Campanulastrum americanum	Wildflower (forb)	6 ft	Shade-tolerant	Medium	Zone 12b
American bittersweet Celastrus scandens	Vine	15 ft	Shade-tolerant	High	Zone 3b
American black currant Ribes americanum	Shrub	3 ft	—	—	Zone 2b
American bur-reed Sparganium americanum	Wildflower (forb)	3.2 ft	Sun–part shade	High	Zone 4a
American elm Ulmus americana	Tree	120 ft	Sun–part shade	High	Zone 2b
American hazelnut Corylus americana	Shrub	10 ft	Sun–part shade	Medium	Zone 4a
American hornbeam Carpinus caroliniana	Tree	30 ft	Shade-tolerant	Medium	Zone 4a
American plum Prunus americana	Tree	24 ft	Sun	Medium	Zone 3b
American red raspberry Rubus idaeus	Shrub	6 ft	Shade-tolerant	—	Zone 1a
American sycamore Platanus occidentalis	Tree	100 ft	Sun–part shade	High	Zone 4a
American vetch Vicia americana	Vine	1.3 ft	Sun	Low	Zone 3b
American water horehound Lycopus americanus	Wildflower (forb)	1.8 ft	Shade-tolerant	High	Zone 3b
American water plantain Alisma subcordatum	Wildflower (forb)	6 in	Sun	High	Zone 4a
American witchhazel Hamamelis virginiana	Tree	20 ft	Sun–part shade	Medium	Zone 4b
arctic brome Bromus kalmii	Grass or grass-like	3 ft	Shade-tolerant	Low	Zone 4a
arrowleaf tearthumb Polygonum sagittatum	Vine	1 ft	Sun	Medium	Zone 6a
arumleaf arrowhead Sagittaria cuneata	Wildflower (forb)	2.6 ft	Sun	Medium	Zone 4a
Atlantic camas Camassia scilloides	Wildflower (forb)	2.5 ft	Shade-tolerant	Medium	Zone 4b
awlfruit sedge Carex stipata	Grass or grass-like	3.5 ft	Shade-tolerant	Medium	Zone 3b
Bebb's sedge Carex bebbii	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 3b
Bicknell's sedge Carex bicknellii	Grass or grass-like	3.4 ft	Shade-tolerant	Low	Zone 3b
big bluestem Andropogon gerardii	Grass or grass-like	6 ft	Sun	Low	Zone 2b
bitternut hickory Carya cordiformis	Tree	75 ft	Sun	Medium	Zone 2b
black ash Fraxinus nigra	Tree	65 ft	Sun	High	Zone 2b
black cherry Prunus serotina	Tree	80 ft	Sun	Medium	Zone 4a
black chokeberry Aronia melanocarpa	Shrub	6 ft	Shade-tolerant	—	Zone 9b
black huckleberry Gaylussacia baccata	Shrub	4 ft	Shade-tolerant	Low	Zone 4a
black maple Acer nigrum	Tree	100 ft	Shade-tolerant	Medium	Zone 2b
black oak Quercus velutina	Tree	80 ft	Sun–part shade	Medium	Zone 4a
black raspberry Rubus occidentalis	Shrub	6 ft	Sun–part shade	Medium	Zone 4b
black walnut Juglans nigra	Tree	100 ft	Sun	High	Zone 4b
blackeyed Susan Rudbeckia hirta	Wildflower (forb)	1 ft	Sun	Medium	Zone 5a
blister sedge Carex vesicaria	Grass or grass-like	3 ft	Sun–part shade	High	Zone 3b
blue cohosh Caulophyllum thalictroides	Wildflower (forb)	2.5 ft	Shade-tolerant	Medium	Zone 4a
bluebead Clintonia borealis	Wildflower (forb)	1.1 ft	Sun	Medium	Zone 4a
bluejoint Calamagrostis canadensis	Grass or grass-like	4.9 ft	Sun	Medium	Zone 4a
blunt broom sedge Carex tribuloides	Grass or grass-like	3 ft	Shade-tolerant	Medium	Zone 4b
blunt spikerush Eleocharis obtusa	Grass or grass-like	1.6 ft	Sun	Medium	Zone 11a
bluntleaf bedstraw Galium obtusum	Wildflower (forb)	1.5 ft	Shade-tolerant	High	Zone 4a
bog birch Betula pumila	Shrub	20 ft	Sun	Medium	Zone 3b
boxelder Acer negundo	Tree	60 ft	Shade-tolerant	Medium	Zone 2b
broadfruit bur-reed Sparganium eurycarpum	Wildflower (forb)	4.9 ft	Sun–part shade	High	Zone 4a
broadleaf arrowhead Sagittaria latifolia	Wildflower (forb)	4.9 ft	Sun	High	Zone 4a
broom sedge Carex scoparia	Grass or grass-like	2.5 ft	Shade-tolerant	High	Zone 3b
bulbous bittercress Cardamine bulbosa	Wildflower (forb)	1.4 ft	Shade-tolerant	Medium	Zone 4a
bunchberry dogwood Cornus canadensis	Shrub	6 in	Shade-tolerant	High	Zone 4b
bur oak Quercus macrocarpa	Tree	100 ft	Sun–part shade	Medium	Zone 3b
bur-reed sedge Carex sparganioides	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 4a
burningbush Euonymus atropurpureus	Tree	10 ft	Shade-tolerant	Low	—
butterfly milkweed Asclepias tuberosa	Wildflower (forb)	2 ft	Sun	Low	Zone 4a
butternut Juglans cinerea	Tree	80 ft	Sun	Medium	Zone 4a
calico aster Symphyotrichum lateriflorum	Wildflower (forb)	4 ft	Sun	Medium	Zone 4a
Canada germander Teucrium canadense	Wildflower (forb)	3.3 ft	Sun–part shade	High	Zone 3a
Canada goldenrod Solidago altissima	Wildflower (forb)	5 ft	Sun–part shade	Medium	Zone 4b
Canada goldenrod Solidago canadensis	Wildflower (forb)	3.5 ft	Sun	Medium	Zone 3a
Canada wildrye Elymus canadensis	Grass or grass-like	3 ft	Shade-tolerant	Medium	Zone 3a
Canada yew Taxus canadensis	Shrub	5 ft	Shade-tolerant	Medium	Zone 4b
Canadian horseweed Conyza canadensis	Wildflower (forb)	5 ft	Sun	Medium	Zone 12b
Canadian lousewort Pedicularis canadensis	Wildflower (forb)	1.3 ft	Shade-tolerant	Medium	Zone 3a
Canadian milkvetch Astragalus canadensis	Wildflower (forb)	6 in	Sun	Medium	Zone 3b
Canadian plum Prunus nigra	Tree	9 ft	Sun	—	Zone 9b
Canadian rush Juncus canadensis	Grass or grass-like	3.2 ft	Sun–part shade	Medium	Zone 4a
Canadian waterweed Elodea canadensis	Wildflower (forb)	—	Sun	High	Zone 4a
cardinalflower Lobelia cardinalis	Wildflower (forb)	5.9 ft	Shade-tolerant	Low	Zone 4a
Carolina rose Rosa carolina	Shrub	5 ft	Sun–part shade	Low	Zone 3a
catchfly grass Leersia lenticularis	Grass or grass-like	2.6 ft	Sun	Medium	Zone 4a
cattail sedge Carex typhina	Grass or grass-like	2 ft	Shade-tolerant	High	Zone 4b
chokecherry Prunus virginiana	Tree	25 ft	Sun	Medium	Zone 3a
cinnamon fern Osmunda cinnamomea	Fern	4.9 ft	Shade-tolerant	Medium	Zone 4a
closed bottle gentian Gentiana andrewsii	Wildflower (forb)	2 ft	Sun–part shade	Medium	Zone 3b
common blue violet Viola sororia	Wildflower (forb)	4 in	Sun–part shade	High	Zone 4b
common blue wood aster Symphyotrichum cordifolium	Wildflower (forb)	5 ft	Sun	Low	Zone 3b
common buttonbush Cephalanthus occidentalis	Tree	15 ft	Shade-tolerant	High	Zone 4a
common cowparsnip Heracleum maximum	Wildflower (forb)	8 ft	Sun	High	Zone 3b
common duckweed Lemna minor	Wildflower (forb)	—	Sun	High	Zone 3b
common evening primrose Oenothera biennis	Wildflower (forb)	5 ft	Sun	Medium	Zone 4b
common goldstar Hypoxis hirsuta	Wildflower (forb)	10 in	Sun–part shade	Medium	Zone 4a
common hackberry Celtis occidentalis	Tree	60 ft	Shade-tolerant	Low	Zone 2b
common juniper Juniperus communis	Tree	10 ft	Sun	Low	Zone 3a
common ninebark Physocarpus opulifolius	Shrub	10 ft	Sun	Low	Zone 4a
common rush Juncus effusus	Grass or grass-like	6.6 ft	Sun	Medium	Zone 3b
common selfheal Prunella vulgaris	Wildflower (forb)	1.5 ft	Sun–part shade	Medium	Zone 3b
common serviceberry Amelanchier arborea	Tree	36 ft	Shade-tolerant	Medium	Zone 2b
common sneezeweed Helenium autumnale	Wildflower (forb)	4.9 ft	Sun	Medium	Zone 3a
common spikerush Eleocharis palustris	Grass or grass-like	1.3 ft	Sun	High	Zone 3b
common winterberry Ilex verticillata	Tree	10 ft	Sun–part shade	High	Zone 4b
composite dropseed Sporobolus compositus	Grass or grass-like	3 ft	Sun	Low	Zone 3b
coon's tail Ceratophyllum demersum	Wildflower (forb)	—	Sun–part shade	High	Zone 3b
crested sedge Carex cristatella	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 4a
cup plant Silphium perfoliatum	Wildflower (forb)	6 ft	Sun–part shade	—	Zone 2b
cutleaf coneflower Rudbeckia laciniata	Wildflower (forb)	8.2 ft	Shade-tolerant	Low	Zone 3b
devil's beggartick Bidens frondosa	Wildflower (forb)	4 ft	Sun–part shade	Medium	Zone 12a
ditch stonecrop Penthorum sedoides	Wildflower (forb)	2.6 ft	Sun–part shade	Medium	Zone 4b
dotted smartweed Polygonum punctatum	Wildflower (forb)	3.2 ft	Sun	Medium	Zone 10b
downy arrowwood Viburnum rafinesqueanum	Shrub	6 ft	Shade-tolerant	Low	Zone 3a
downy paintedcup Castilleja sessiliflora	Wildflower (forb)	1.3 ft	Sun	Low	Zone 3b
downy yellow violet Viola pubescens	Wildflower (forb)	1.3 ft	Shade-tolerant	Medium	Zone 4a
Drummond's rockcress Arabis drummondii	Wildflower (forb)	2 ft	Sun–part shade	Medium	Zone 3b
dwarf St. Johnswort Hypericum mutilum	Wildflower (forb)	2.6 ft	Sun–part shade	Medium	Zone 5a
eastern hemlock Tsuga canadensis	Tree	105 ft	Shade-tolerant	Medium	Zone 4a
eastern redcedar Juniperus virginiana	Tree	50 ft	Sun–part shade	Low	Zone 3a
eastern teaberry Gaultheria procumbens	Shrub	6 in	Shade-tolerant	Low	Zone 4a
eastern white pine Pinus strobus	Tree	150 ft	Sun–part shade	Medium	Zone 4a
eastern woodland sedge Carex blanda	Grass or grass-like	2 ft	Shade-tolerant	High	Zone 4b
false indigo bush Amorpha fruticosa	Shrub	15 ft	Sun	Low	Zone 3b
field horsetail Equisetum arvense	Fern	11 in	Sun–part shade	High	Zone 3a
field pussytoes Antennaria neglecta	Wildflower (forb)	1 ft	Sun	Low	Zone 3b
fireweed Chamerion angustifolium	Wildflower (forb)	5.5 ft	Sun–part shade	High	Zone 3b
flatstem pondweed Potamogeton zosteriformis	Wildflower (forb)	—	Sun	High	Zone 3b
flatstem spikerush Eleocharis compressa	Grass or grass-like	2 ft	Sun	High	Zone 4a
fowl mannagrass Glyceria striata	Grass or grass-like	5.7 ft	Shade-tolerant	Medium	Zone 3b
fox sedge Carex vulpinoidea	Grass or grass-like	3.2 ft	Sun–part shade	Medium	Zone 3b
foxglove beardtongue Penstemon digitalis	Wildflower (forb)	4 ft	Shade-tolerant	Low	Zone 3b
fringed brome Bromus ciliatus	Grass or grass-like	4 ft	Shade-tolerant	Medium	Zone 7a
fringed sedge Carex crinita	Grass or grass-like	5.2 ft	Sun–part shade	Medium	Zone 4a
giant goldenrod Solidago gigantea	Wildflower (forb)	8.2 ft	Sun–part shade	Medium	Zone 4a
golden ragwort Packera aurea	Wildflower (forb)	3.9 ft	Shade-tolerant	High	Zone 3a
golden tickseed Coreopsis tinctoria	Wildflower (forb)	3 ft	Sun–part shade	High	Zone 12b
graceful sedge Carex gracillima	Grass or grass-like	3 ft	Shade-tolerant	Medium	Zone 4a
gray alder Alnus incana	Tree	25 ft	Sun–part shade	High	Zone 4a
gray dogwood Cornus racemosa	Shrub	10 ft	Shade-tolerant	Medium	Zone 2b
gray goldenrod Solidago nemoralis	Wildflower (forb)	2 ft	Sun	Medium	Zone 4a
Gray's sedge Carex grayi	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 4a
great St. Johnswort Hypericum ascyron	Wildflower (forb)	5 ft	Sun	Medium	Zone 5a
greater bladder sedge Carex intumescens	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 4a
greater straw sedge Carex normalis	Grass or grass-like	5 ft	Shade-tolerant	High	Zone 4a
green ash Fraxinus pennsylvanica	Tree	80 ft	Shade-tolerant	Medium	Zone 2b
green bulrush Scirpus atrovirens	Grass or grass-like	5.9 ft	Sun	Medium	Zone 2a
groundnut Apios americana	Vine	1 ft	Shade-tolerant	Medium	Zone 5a
hairy grama Bouteloua hirsuta	Grass or grass-like	6 in	Sun	Low	Zone 3b
hairy sedge Carex lacustris	Grass or grass-like	5 ft	Shade-tolerant	High	Zone 4b
hairy white oldfield aster Symphyotrichum pilosum	Wildflower (forb)	3 ft	Shade-tolerant	Medium	Zone 4a
hairyfruit sedge Carex trichocarpa	Grass or grass-like	3.5 ft	Sun–part shade	High	Zone 4a
honeylocust Gleditsia triacanthos	Tree	70 ft	Sun	Medium	Zone 3b
hop sedge Carex lupulina	Grass or grass-like	4.3 ft	Sun–part shade	Medium	Zone 3b
hophornbeam Ostrya virginiana	Tree	45 ft	Shade-tolerant	Low	Zone 3b
Indiangrass Sorghastrum nutans	Grass or grass-like	6 ft	Sun	Medium	Zone 3b
Indianhemp Apocynum cannabinum	Wildflower (forb)	3.3 ft	Sun–part shade	High	Zone 3a
inland rush Juncus interior	Grass or grass-like	3 ft	Sun–part shade	Medium	Zone 3b
interrupted fern Osmunda claytoniana	Fern	4 ft	Shade-tolerant	High	Zone 3b
Jack in the pulpit Arisaema triphyllum	Wildflower (forb)	1.5 ft	Shade-tolerant	High	Zone 5b
jack pine Pinus banksiana	Tree	80 ft	Sun	Low	Zone 2a
Jerusalem artichoke Helianthus tuberosus	Wildflower (forb)	9.8 ft	Sun–part shade	Low	Zone 3a
jewelweed Impatiens capensis	Wildflower (forb)	4.9 ft	Shade-tolerant	Medium	Zone 10b
kinnikinnick Arctostaphylos uva-ursi	Shrub	6 in	Sun–part shade	Low	Zone 4a
lanceleaf loosestrife Lysimachia lanceolata	Wildflower (forb)	2.5 ft	Shade-tolerant	Medium	Zone 5a
largeleaf pondweed Potamogeton amplifolius	Wildflower (forb)	—	Sun	High	Zone 4a
leadplant Amorpha canescens	Shrub	4 ft	Shade-tolerant	Low	Zone 3b
leafy pondweed Potamogeton foliosus	Wildflower (forb)	—	Sun	High	Zone 3b
limestone meadow sedge Carex granularis	Grass or grass-like	2.5 ft	Shade-tolerant	High	Zone 4a
little bluestem Schizachyrium scoparium	Grass or grass-like	3 ft	Sun	Low	Zone 3b
littleleaf buttercup Ranunculus abortivus	Wildflower (forb)	2.8 ft	Shade-tolerant	Medium	Zone 3a
longleaf pondweed Potamogeton nodosus	Wildflower (forb)	—	Sun	High	Zone 3b
longleaf starwort Stellaria longifolia	Wildflower (forb)	1.5 ft	Shade-tolerant	High	Zone 3b
lowbush blueberry Vaccinium angustifolium	Shrub	2 ft	Sun	Medium	Zone 4a
mapleleaf viburnum Viburnum acerifolium	Shrub	6 ft	Shade-tolerant	Medium	Zone 4b
marsh bellflower Campanula aparinoides	Wildflower (forb)	2 ft	Sun	High	Zone 3b
marsh muhly Muhlenbergia racemosa	Grass or grass-like	3 ft	Shade-tolerant	Medium	Zone 3b
marsh seedbox Ludwigia palustris	Wildflower (forb)	2 in	Sun	High	Zone 4a
Maryland senna Senna marilandica	Wildflower (forb)	6.6 ft	Sun–part shade	Low	Zone 5b
Mexican muhly Muhlenbergia mexicana	Grass or grass-like	3 ft	Sun–part shade	Medium	Zone 4a
Missouri goldenrod Solidago missouriensis	Wildflower (forb)	3 ft	Sun–part shade	Low	Zone 3b
moss phlox Phlox subulata	Wildflower (forb)	6 in	Sun–part shade	High	Zone 4b
mountain maple Acer spicatum	Tree	25 ft	Shade-tolerant	Medium	Zone 2b
Muskingum sedge Carex muskingumensis	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 4a
nannyberry Viburnum lentago	Tree	28 ft	Shade-tolerant	Medium	Zone 4a
necklace sedge Carex projecta	Grass or grass-like	2 ft	Shade-tolerant	Medium	Zone 4a
needle and thread Hesperostipa comata	Grass or grass-like	3 ft	Sun	Low	Zone 3b
needle spikerush Eleocharis acicularis	Grass or grass-like	8 in	Sun	Medium	Zone 5a
New Jersey tea Ceanothus americanus	Shrub	3 ft	Shade-tolerant	Low	Zone 4b
nimblewill Muhlenbergia schreberi	Grass or grass-like	3.2 ft	Shade-tolerant	Low	Zone 4a
nodding beggartick Bidens cernua	Wildflower (forb)	3.2 ft	Sun–part shade	High	Zone 12a
nodding fescue Festuca subverticillata	Grass or grass-like	3 ft	Sun–part shade	Medium	Zone 3a
nodding waternymph Najas flexilis	Wildflower (forb)	2.5 ft	Sun–part shade	High	Zone 12a
northern bedstraw Galium boreale	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 4a
northern bush honeysuckle Diervilla lonicera	Shrub	2.4 ft	Sun–part shade	Low	Zone 5a
northern maidenhair Adiantum pedatum	Fern	1.3 ft	Shade-tolerant	Medium	Zone 3b
northern red oak Quercus rubra	Tree	81 ft	Sun–part shade	Medium	Zone 3b
northern St. Johnswort Hypericum boreale	Wildflower (forb)	10 in	Sun–part shade	High	Zone 4a
Northwest Territory sedge Carex utriculata	Grass or grass-like	3.5 ft	Sun	High	Zone 3a
old man's whiskers Geum triflorum	Wildflower (forb)	1.5 ft	Sun–part shade	Medium	Zone 3b
orangegrass Hypericum gentianoides	Wildflower (forb)	2 ft	Sun–part shade	Low	Zone 12a
oval-leaf sedge Carex cephalophora	Grass or grass-like	2.6 ft	Sun–part shade	Low	Zone 4a
paper birch Betula papyrifera	Tree	70 ft	Sun	High	Zone 1a
Pennsylvania bittercress Cardamine pensylvanica	Wildflower (forb)	1.5 ft	Shade-tolerant	Medium	Zone 4a
Pennsylvania smartweed Polygonum pensylvanicum	Wildflower (forb)	3.9 ft	Sun	Medium	Zone 10b
Philadelphia fleabane Erigeron philadelphicus	Wildflower (forb)	2.8 ft	Sun–part shade	Medium	Zone 4b
pickerelweed Pontederia cordata	Wildflower (forb)	3.2 ft	Sun	High	Zone 5a
pin cherry Prunus pensylvanica	Tree	30 ft	Sun	Medium	Zone 3b
pinnate prairie coneflower Ratibida pinnata	Wildflower (forb)	4 ft	Sun	Medium	Zone 3b
pipsissewa Chimaphila umbellata	Shrub	1.5 ft	Shade-tolerant	Low	Zone 3b
porcupinegrass Hesperostipa spartea	Grass or grass-like	4 ft	Sun	Medium	Zone 3b
poverty rush Juncus tenuis	Grass or grass-like	1.5 ft	Sun–part shade	Medium	Zone 3b
prairie blazing star Liatris pycnostachya	Wildflower (forb)	3.5 ft	Sun	Medium	Zone 4a
prairie cordgrass Spartina pectinata	Grass or grass-like	8 ft	Sun	High	Zone 3b
prairie crab apple Malus ioensis	Tree	25 ft	Sun	Medium	Zone 4b
prairie dropseed Sporobolus heterolepis	Grass or grass-like	2.3 ft	Sun–part shade	Low	Zone 3b
prairie fleabane Erigeron strigosus	Wildflower (forb)	3 ft	Sun	Medium	Zone 4b
prairie Junegrass Koeleria macrantha	Grass or grass-like	1.5 ft	Shade-tolerant	High	Zone 3b
prairie sandreed Calamovilfa longifolia	Grass or grass-like	4.5 ft	Sun	Medium	Zone 3b
prairie wedgescale Sphenopholis obtusata	Grass or grass-like	3.2 ft	Sun–part shade	Medium	Zone 3a
prairie willow Salix humilis	Shrub	10 ft	Sun–part shade	High	Zone 3a
pride of Ohio Dodecatheon meadia	Wildflower (forb)	2 ft	Shade-tolerant	Medium	Zone 3b
purple lovegrass Eragrostis spectabilis	Grass or grass-like	11 in	Sun	Low	Zone 3a
purple prairie clover Dalea purpurea	Wildflower (forb)	3 ft	Sun	Medium	Zone 3b
purplehead sneezeweed Helenium flexuosum	Wildflower (forb)	3.2 ft	Sun	Low	Zone 4b
purpleleaf willowherb Epilobium coloratum	Wildflower (forb)	3.3 ft	Sun–part shade	High	Zone 4a
purplestem aster Symphyotrichum puniceum	Wildflower (forb)	8.1 ft	Sun	High	Zone 3b
purplestem beggarticks Bidens connata	Wildflower (forb)	3.2 ft	Sun–part shade	High	Zone 12a
purpletop tridens Tridens flavus	Grass or grass-like	2.5 ft	Sun	Low	Zone 5a
quill sedge Carex tenera	Grass or grass-like	2.5 ft	Shade-tolerant	Medium	Zone 4a
rattlesnake fern Botrychium virginianum	Fern	1.4 ft	Shade-tolerant	Medium	Zone 3b
red elderberry Sambucus racemosa	Tree	18 ft	Sun–part shade	High	Zone 4a
red maple Acer rubrum	Tree	68 ft	Sun–part shade	High	Zone 2b
red pine Pinus resinosa	Tree	80 ft	Sun	Low	Zone 3a
redosier dogwood Cornus sericea	Tree	12 ft	Sun	High	Zone 3b
redroot flatsedge Cyperus erythrorhizos	Grass or grass-like	2.5 ft	Sun	Medium	Zone 11a
reed canarygrass Phalaris arundinacea	Grass or grass-like	5 ft	Sun	High	Zone 3b
ribbonleaf pondweed Potamogeton epihydrus	Wildflower (forb)	—	Sun	High	Zone 4a
rice cutgrass Leersia oryzoides	Grass or grass-like	4.9 ft	Sun	High	Zone 4a
river birch Betula nigra	Tree	70 ft	Sun	High	Zone 4a
riverbank grape Vitis riparia	Vine	45 ft	Sun–part shade	Medium	Zone 4a
riverbank wildrye Elymus riparius	Grass or grass-like	4.5 ft	Shade-tolerant	High	Zone 4a
rough avens Geum laciniatum	Wildflower (forb)	3.1 ft	Sun–part shade	Medium	Zone 5a
rough bedstraw Galium asprellum	Wildflower (forb)	5.9 ft	Shade-tolerant	Medium	Zone 4a
rough bentgrass Agrostis scabra	Grass or grass-like	2.5 ft	Sun	Medium	Zone 3b
roughfruit amaranth Amaranthus tuberculatus	Wildflower (forb)	6.6 ft	Sun	High	Zone 4a
roundhead lespedeza Lespedeza capitata	Wildflower (forb)	2.6 ft	Sun	Low	Zone 4b
roundleaf dogwood Cornus rugosa	Tree	10 ft	Shade-tolerant	Low	Zone 4b
roundleaf serviceberry Amelanchier sanguinea	Tree	10 ft	Shade-tolerant	Medium	Zone 3a
sago pondweed Stuckenia pectinata	Wildflower (forb)	—	Sun	High	Zone 3b
sand dropseed Sporobolus cryptandrus	Grass or grass-like	3 ft	Sun	Low	Zone 3b
sandcherry Prunus pumila	Shrub	6 ft	Shade-tolerant	Low	Zone 4a
sawtooth sunflower Helianthus grosseserratus	Wildflower (forb)	5 ft	Sun	Medium	Zone 3a
scarlet Indian paintbrush Castilleja coccinea	Wildflower (forb)	1.6 ft	Shade-tolerant	Medium	Zone 4b
shagbark hickory Carya ovata	Tree	75 ft	Sun–part shade	Medium	Zone 3a
sideoats grama Bouteloua curtipendula	Grass or grass-like	3 ft	Sun	Medium	Zone 3a
silky willow Salix sericea	Tree	12 ft	Sun–part shade	High	Zone 4b
silver maple Acer saccharinum	Tree	90 ft	Sun–part shade	Medium	Zone 2b
skunk cabbage Symplocarpus foetidus	Wildflower (forb)	2 ft	Shade-tolerant	High	Zone 4a
slender flatsedge Cyperus bipartitus	Grass or grass-like	5 ft	Sun	Medium	Zone 10b
slender wheatgrass Elymus trachycaulus	Grass or grass-like	3 ft	Sun	Medium	Zone 3b
slimstem reedgrass Calamagrostis stricta	Grass or grass-like	3 ft	Sun–part shade	High	Zone 3a
slippery elm Ulmus rubra	Tree	85 ft	Shade-tolerant	High	Zone 3a
small enchanter's nightshade Circaea alpina	Wildflower (forb)	11 in	Shade-tolerant	Medium	Zone 3b
small floating mannagrass Glyceria borealis	Grass or grass-like	4.9 ft	Sun	High	Zone 4a
small white violet Viola macloskeyi	Wildflower (forb)	6 in	Shade-tolerant	High	Zone 4b
smallspike false nettle Boehmeria cylindrica	Wildflower (forb)	3.9 ft	Shade-tolerant	Medium	Zone 4a
smooth blue aster Symphyotrichum laeve	Wildflower (forb)	4 ft	Sun	Medium	Zone 3a
smooth hedgenettle Stachys tenuifolia	Wildflower (forb)	25 ft	Shade-tolerant	High	Zone 4a
smooth horsetail Equisetum laevigatum	Fern	5 ft	Sun	Low	Zone 3b
smooth sumac Rhus glabra	Tree	12 ft	Sun	Low	Zone 4a
softstem bulrush Schoenoplectus tabernaemontani	Grass or grass-like	9 ft	Sun	High	Zone 3b
spotted joe pye weed Eutrochium maculatum	Wildflower (forb)	6 ft	Sun–part shade	High	Zone 4b
spotted St. Johnswort Hypericum punctatum	Wildflower (forb)	3 ft	Shade-tolerant	Medium	Zone 4a
staghorn sumac Rhus typhina	Tree	30 ft	Sun–part shade	Low	Zone 4a
stalked bulrush Scirpus pedicellatus	Grass or grass-like	6.6 ft	Sun	High	Zone 4b
star duckweed Lemna trisulca	Wildflower (forb)	4 in	Sun	High	Zone 3b
star sedge Carex echinata	Grass or grass-like	1.5 ft	Sun–part shade	High	Zone 3b
stiff goldenrod Oligoneuron rigidum	Wildflower (forb)	3.6 ft	Sun–part shade	Medium	Zone 3a
stiff marsh bedstraw Galium tinctorium	Wildflower (forb)	10 in	Shade-tolerant	High	Zone 4a
strawcolored flatsedge Cyperus strigosus	Grass or grass-like	3.2 ft	Sun	Medium	Zone 4a
sugar maple Acer saccharum	Tree	100 ft	Shade-tolerant	Medium	Zone 2b
summer grape Vitis aestivalis	Vine	30 ft	Shade-tolerant	Medium	Zone 5a
swamp milkweed Asclepias incarnata	Wildflower (forb)	4.9 ft	Sun	High	Zone 3b
swamp smartweed Polygonum hydropiperoides	Wildflower (forb)	—	Sun	Medium	Zone 10b
swamp white oak Quercus bicolor	Tree	100 ft	Sun–part shade	High	Zone 4b
sweet woodreed Cinna arundinacea	Grass or grass-like	4.9 ft	Shade-tolerant	Low	Zone 4a
switchgrass Panicum virgatum	Grass or grass-like	5 ft	Sun	Medium	Zone 3a
tall cinquefoil Potentilla arguta	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 3b
tall cottongrass Eriophorum angustifolium	Grass or grass-like	2 ft	Sun	High	Zone 3a
tall hairy agrimony Agrimonia gryposepala	Wildflower (forb)	5.9 ft	Sun–part shade	Medium	Zone 3a
tapertip rush Juncus acuminatus	Grass or grass-like	3 ft	Sun–part shade	High	Zone 4a
teal lovegrass Eragrostis hypnoides	Grass or grass-like	4 in	Sun	High	Zone 3b
three-way sedge Dulichium arundinaceum	Grass or grass-like	2.6 ft	Sun–part shade	High	Zone 3b
threelobe beggarticks Bidens tripartita	Wildflower (forb)	3.5 ft	Sun–part shade	High	Zone 12a
toad rush Juncus bufonius	Grass or grass-like	1 ft	Sun	Medium	Zone 12a
troublesome sedge Carex molesta	Grass or grass-like	3 ft	Sun	Medium	Zone 3b
upland bentgrass Agrostis perennans	Grass or grass-like	3.5 ft	Sun–part shade	High	Zone 4a
upright sedge Carex stricta	Grass or grass-like	4.2 ft	Shade-tolerant	Medium	Zone 3b
Virginia creeper Parthenocissus quinquefolia	Vine	1 ft	Sun–part shade	Low	Zone 4b
Virginia iris Iris virginica	Wildflower (forb)	3.3 ft	Shade-tolerant	High	Zone 8b
Virginia water horehound Lycopus virginicus	Wildflower (forb)	4 ft	Shade-tolerant	High	Zone 4a
Virginia wildrye Elymus virginicus	Grass or grass-like	2.5 ft	Shade-tolerant	Medium	Zone 4b
water horsetail Equisetum fluviatile	Fern	3 ft	Sun	High	Zone 4a
water knotweed Polygonum amphibium	Wildflower (forb)	1 in	Sun	High	Zone 5a
water sedge Carex aquatilis	Grass or grass-like	2.9 ft	Sun	High	Zone 3b
western pearly everlasting Anaphalis margaritacea	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 3a
western wheatgrass Pascopyrum smithii	Grass or grass-like	2 ft	Sun	Medium	Zone 3a
wheat sedge Carex atherodes	Grass or grass-like	5 ft	Sun	High	Zone 3b
white ash Fraxinus americana	Tree	90 ft	Sun	High	Zone 4a
white avens Geum canadense	Wildflower (forb)	3.9 ft	Shade-tolerant	Medium	Zone 4a
white doll's daisy Boltonia asteroides	Wildflower (forb)	8 ft	Sun–part shade	Medium	Zone 3b
white meadowsweet Spiraea alba	Shrub	3 ft	Sun–part shade	Medium	Zone 4a
white oak Quercus alba	Tree	100 ft	Sun–part shade	Medium	Zone 3a
white panicle aster Symphyotrichum lanceolatum	Wildflower (forb)	6 ft	Sun–part shade	High	Zone 3b
white sagebrush Artemisia ludoviciana	Wildflower (forb)	3 ft	Sun	Low	Zone 4a
whitegrass Leersia virginica	Grass or grass-like	3.9 ft	Shade-tolerant	Medium	Zone 3a
wild bergamot Monarda fistulosa	Wildflower (forb)	4.9 ft	Sun–part shade	High	Zone 4a
wild blue phlox Phlox divaricata	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 4a
wild sarsaparilla Aralia nudicaulis	Wildflower (forb)	1.5 ft	Shade-tolerant	Medium	Zone 3b
winged sumac Rhus copallinum	Tree	8 ft	Sun	Low	Zone 4b
winter bentgrass Agrostis hyemalis	Grass or grass-like	3.5 ft	Sun–part shade	High	Zone 4a
wirestem muhly Muhlenbergia frondosa	Grass or grass-like	2 ft	Shade-tolerant	Medium	Zone 3b
woolgrass Scirpus cyperinus	Grass or grass-like	4.9 ft	Sun–part shade	High	Zone 4a
woolly beachheather Hudsonia tomentosa	Shrub	1 ft	Sun	Low	Zone 6a
woolly plantain Plantago patagonica	Wildflower (forb)	6 in	Sun	Low	Zone 12b
yellow birch Betula alleghaniensis	Tree	75 ft	Sun–part shade	Medium	Zone 2b
yellow marsh marigold Caltha palustris	Wildflower (forb)	2 ft	Sun	High	Zone 3b

Other native species recorded here 507

PLANTS has no growing records for these, so light, moisture, height and zone filters cannot include them. Many are wild species seldom sold by nurseries.

agueweed Gentianella quinquefolia
Allegheny monkeyflower Mimulus ringens
alpine violet Viola labradorica
American bladdernut Staphylea trifolia
American burnweed Erechtites hieraciifolius
American hogpeanut Amphicarpaea bracteata
American lopseed Phryma leptostachya
American mannagrass Glyceria grandis
American senna Senna hebecarpa
American spikenard Aralia racemosa
American stoneseed Lithospermum latifolium
American white waterlily Nymphaea odorata
American yellowrocket Barbarea orthoceras
aromatic aster Symphyotrichum oblongifolium
arrowfeather threeawn Aristida purpurascens
arrowleaf violet Viola sagittata
autumn coralroot Corallorhiza odontorhiza
bald spikerush Eleocharis erythropoda
balsam groundsel Packera paupercula
bastard toadflax Comandra umbellata
bay forget-me-not Myosotis laxa
bearded flatsedge Cyperus squarrosus
beggarslice Hackelia virginiana
Bernard violet Viola ×bernardii
biannual lettuce Lactuca ludoviciana
biennial beeblossom Oenothera gaura
big devils beggartick Bidens vulgata
bigbract verbena Verbena bracteata
bigfruit hawthorn Crataegus macrosperma
birdfoot violet Viola pedata
blackseed plantain Plantago rugelii
blackseed ricegrass Patis racemosa
bloodroot Sanguinaria canadensis
blue skullcap Scutellaria lateriflora
bluejacket Tradescantia ohiensis
bluntleaf sandwort Moehringia lateriflora
bluntlobe cliff fern Woodsia obtusa
bog fern Thelypteris simulata
bog white violet Viola lanceolata
bog yellowcress Rorippa palustris
bottomland aster Symphyotrichum ontarionis
bristleleaf sedge Carex eburnea
bristly greenbrier Smilax tamnoides
bristly sarsaparilla Aralia hispida
brittle bladderfern Cystopteris fragilis
broad beechfern Phegopteris hexagonoptera
brome-like sedge Carex bromoides
brown widelip orchid Liparis liliifolia
browneyed Susan Rudbeckia triloba
brownish beaksedge Rhynchospora capitellata
bulblet bladderfern Cystopteris bulbifera
bushy knotweed Polygonum ramosissimum
button eryngo Eryngium yuccifolium
buttonbush dodder Cuscuta cephalanthi
Buxbaum's sedge Carex buxbaumii
Canada lettuce Lactuca canadensis
Canada mayflower Maianthemum canadense
Canada toadflax Nuttallanthus canadensis
Canadian anemone Anemone canadensis
Canadian blacksnakeroot Sanicula canadensis
Canadian clearweed Pilea pumila
Canadian honewort Cryptotaenia canadensis
Canadian wildginger Asarum canadense
Canadian woodnettle Laportea canadensis
candle anemone Anemone cylindrica
Carolina draba Draba reptans
Carolina puccoon Lithospermum caroliniense
Carolina vetch Vicia caroliniana
carpenter's square Scrophularia marilandica
Christmas fern Polystichum acrostichoides
churchmouse threeawn Aristida dichotoma
clammy groundcherry Physalis heterophylla
clammy hedgehyssop Gratiola neglecta
clasping milkweed Asclepias amplexicaulis
clasping Venus' looking-glass Triodanis perfoliata
Clayton's sweetroot Osmorhiza claytonii
Cleland's evening primrose Oenothera clelandii
climbing false buckwheat Polygonum scandens
clustered blacksnakeroot Sanicula odorata
clustered broomrape Orobanche fasciculata
coastal jointweed Polygonella articulata
common bladderwort Utricularia macrorhiza
common boneset Eupatorium perfoliatum
common cinquefoil Potentilla simplex
common milkweed Asclepias syriaca
common moonseed Menispermum canadense
common pricklyash Zanthoxylum americanum
common threeseed mercury Acalypha rhomboidea
common woodrush Luzula multiflora
common yellow oxalis Oxalis stricta
compassplant Silphium laciniatum
cream pea Lathyrus ochroleucus
creeping lespedeza Lespedeza repens
Culver's root Veronicastrum virginicum
Cuman ragweed Ambrosia psilostachya
curlycup gumweed Grindelia squarrosa
curlytop knotweed Polygonum lapathifolium
cutleaf grapefern Botrychium dissectum
cutleaf toothwort Cardamine concatenata
Davis' sedge Carex davisii
densetuft hairsedge Bulbostylis capillaris
desert goosefoot Chenopodium pratericola
Dodge's hawthorn Crataegus dodgei
dotted hawthorn Crataegus punctata
downy gentian Gentiana puberulenta
downy phlox Phlox pilosa
downy rattlesnake plantain Goodyera pubescens
drooping woodland sedge Carex arctata
Drummond's aster Symphyotrichum drummondii
Drummond's halfchaff sedge Lipocarpha drummondii
dryspike sedge Carex siccata
Dudley's rush Juncus dudleyi
dutchman's breeches Dicentra cucullaria
dwarf horseweed Conyza ramosissima
dwarf red blackberry Rubus pubescens
dwarf scouringrush Equisetum scirpoides
early buttercup Ranunculus fascicularis
early goldenrod Solidago juncea
early wildrye Elymus macgregorii
earlyleaf brome Bromus latiglumis
earth loosestrife Lysimachia terrestris
eastern bottlebrush grass Elymus hystrix
eastern daisy fleabane Erigeron annuus
eastern marsh fern Thelypteris palustris
eastern poison ivy Toxicodendron radicans
eastern prickly gooseberry Ribes cynosbati
eastern star sedge Carex radiata
eastern swamp saxifrage Saxifraga pensylvanica
eastern waterleaf Hydrophyllum virginianum
ebony spleenwort Asplenium platyneuron
elmleaf goldenrod Solidago ulmifolia
Emory's sedge Carex emoryi
Engelmann's spikerush Eleocharis engelmannii
Equisetum ×ferrissii Equisetum ×ferrissii
evening campion Silene nivea
eyebane Chamaesyce nutans
fall rosette grass Dichanthelium wilcoxianum
fall witchgrass Digitaria cognata
false Indian plantain Hasteola suaveolens
false mermaidweed Floerkea proserpinacoides
fan clubmoss Lycopodium digitatum
feathery false lily of the valley Maianthemum racemosum
fen grass of Parnassus Parnassia glauca
fernleaf yellow false foxglove Aureolaria pedicularia
fescue sedge Carex festucacea
fetid marigold Dyssodia papposa
feverwort Triosteum perfoliatum
fewleaf sunflower Helianthus occidentalis
field thistle Cirsium discolor
fire pink Silene virginica
fireberry hawthorn Crataegus chrysocarpa
flatspine stickseed Lappula occidentalis
fleshy hawthorn Crataegus succulenta
floating mannagrass Glyceria septentrionalis
flowering spurge Euphorbia corollata
fluxweed Trichostema brachiatum
forked threeawn Aristida basiramea
foxtail barley Hordeum jubatum
foxtail sedge Carex alopecoidea
fragile rockbrake Cryptogramma stelleri
fragrant bedstraw Galium triflorum
Fraser's marsh St. Johnswort Triadenum fraseri
Fries' pondweed Potamogeton friesii
fringed loosestrife Lysimachia ciliata
fringed willowherb Epilobium ciliatum
Geyer's sandmat Chamaesyce geyeri
glade fern Diplazium pycnocarpon
golden zizia Zizia aurea
Goldie's woodfern Dryopteris goldieana
grape honeysuckle Lonicera reticulata
grassleaf mudplantain Heteranthera dubia
great blue lobelia Lobelia siphilitica
great Indian plantain Arnoglossum reniforme
Great Plains flatsedge Cyperus lupulinus
Great Plains lady's tresses Spiranthes magnicamporum
great ragweed Ambrosia trifida
greater fringed gentian Gentianopsis crinita
greater poverty rush Juncus anthelatus
greater water dock Rumex orbiculatus
Greek valerian Polemonium reptans
green carpetweed Mollugo verticillata
green comet milkweed Asclepias viridiflora
green dragon Arisaema dracontium
green fringed orchid Platanthera lacera
green milkweed Asclepias hirtella
Greene's rush Juncus greenei
grooved flax Linum sulcatum
groovestem Indian plantain Arnoglossum plantagineum
hairy forked nailwort Paronychia fastigiata
hairy hawkweed Hieracium longipilum
hairy sunflower Helianthus hirsutus
hairy wildrye Elymus villosus
hairy woodland brome Bromus pubescens
hairy woodrush Luzula acuminata
halberdleaf tearthumb Polygonum arifolium
handsome Harry Rhexia virginica
Hayden's sedge Carex haydenii
heartleaf four o'clock Mirabilis nyctaginea
heartleaf skullcap Scutellaria ovata
heavy sedge Carex gravida
Heller's rosette grass Dichanthelium oligosanthes
hemlock waterparsnip Sium suave
hoary frostweed Helianthemum bicknellii
hoary puccoon Lithospermum canescens
hoary verbena Verbena stricta
Hooker's orchid Platanthera hookeri
horned pondweed Zannichellia palustris
horsetail Equisetum ×litorale
Illinois ticktrefoil Desmodium illinoense
Indian-tobacco Lobelia inflata
Indianpipe Monotropa uniflora
inflated narrow-leaf sedge Carex grisea
intermediate woodfern Dryopteris intermedia
inundated clubmoss Lycopodiella inundata
Jersey tea Ceanothus herbaceus
jumpseed Polygonum virginianum
Kalm's hawkweed Hieracium kalmii
knotsheath sedge Carex retrorsa
lace grass Eragrostis capillaris
lanceleaf buckthorn Rhamnus lanceolata
lanceleaf figwort Scrophularia lanceolata
lanceleaf fogfruit Phyla lanceolata
large Indian breadroot Pediomelum esculentum
large St. Johnswort Hypericum majus
largebract ticktrefoil Desmodium cuspidatum
largeflower bellwort Uvularia grandiflora
largepod pinweed Lechea intermedia
leathery grapefern Botrychium multifidum
leathery knotweed Polygonum achoreum
Leiberg's panicum Dichanthelium leibergii
lesser purple fringed orchid Platanthera psycodes
lesser yellow lady's slipper Cypripedium parviflorum
licorice bedstraw Galium circaezans
lilac penstemon Penstemon gracilis
limber honeysuckle Lonicera dioica
little evening primrose Oenothera perennis
lobed spleenwort Asplenium pinnatifidum
long beechfern Phegopteris connectilis
longbract frog orchid Dactylorhiza viridis
longbract spiderwort Tradescantia bracteata
longbranch frostweed Helianthemum canadense
longleaf groundcherry Physalis longifolia
longleaf summer bluet Houstonia longifolia
longstyle sweetroot Osmorhiza longistylis
low false bindweed Calystegia spithamaea
lowland bladderfern Cystopteris protrusa
lowland rotala Rotala ramosior
lowland yellow loosestrife Lysimachia hybrida
lyrate rockcress Arabis lyrata
manyfruit primrose-willow Ludwigia polycarpa
mapleleaf goosefoot Chenopodium simplex
marginal woodfern Dryopteris marginalis
marsh blue violet Viola cucullata
marsh pea Lathyrus palustris
Maryland sanicle Sanicula marilandica
mat sandbur Cenchrus longispinus
matted spikerush Eleocharis intermedia
mayapple Podophyllum peltatum
Mead's sedge Carex meadii
meadow garlic Allium canadense
meadow horsetail Equisetum pratense
Michaux's stitchwort Minuartia michauxii
Michigan lily Lilium michiganense
Missouri gooseberry Ribes missouriense
mountain ricegrass Piptatheropsis pungens
Muhlenberg's sedge Carex muehlenbergii
nakedflower ticktrefoil Desmodium nudiflorum
narrowleaf hawkweed Hieracium umbellatum
narrowleaf pinweed Lechea tenuifolia
narrowleaf stoneseed Lithospermum incisum
narrowleaf wild leek Allium burdickii
neckweed Veronica peregrina
New England aster Symphyotrichum novae-angliae
nodding sedge Carex gynandra
nodding stickseed Hackelia deflexa
nodding wakerobin Trillium flexipes
northern bog violet Viola nephrophylla
northern dewberry Rubus flagellaris
northern evening primrose Oenothera parviflora
northern hawthorn Crataegus dissona
northern panicgrass Dichanthelium boreale
northern selaginella Selaginella rupestris
northern sweetgrass Hierochloe hirta
northern water plantain Alisma triviale
Norwegian cinquefoil Potentilla norvegica
Nuttall's prairie parsley Polytaenia nuttallii
Oakes' evening primrose Oenothera oakesiana
obedient plant Physostegia virginiana
obovate beakgrain Diarrhena obovata
oneflowered broomrape Orobanche uniflora
Ontario blazing star Liatris cylindracea
openfield sedge Carex conoidea
orangefruit horse-gentian Triosteum aurantiacum
Oregon cliff fern Woodsia oregana
pale dock Rumex altissimus
palegreen orchid Platanthera flava
paleleaf woodland sunflower Helianthus strumosus
palespike lobelia Lobelia spicata
Parlin's pussytoes Antennaria parlinii
partridgeberry Mitchella repens
pear hawthorn Crataegus calpodendron
Pennsylvania clubmoss Lycopodium hickeyi
Pennsylvania pellitory Parietaria pensylvanica
Pennsylvania sedge Carex pensylvanica
pinesap Monotropa hypopitys
pitseed goosefoot Chenopodium berlandieri
plain gentian Gentiana alba
plains snakecotton Froelichia floridana
plaitleaf dewberry Rubus plicatifolius
pleatleaf knotweed Polygonum tenue
pointedleaf ticktrefoil Desmodium glutinosum
poke milkweed Asclepias exaltata
poorjoe Diodia teres
poverty dropseed Sporobolus vaginiflorus
poverty oatgrass Danthonia spicata
prairie blue-eyed grass Sisyrinchium campestre
prairie false dandelion Nothocalais cuspidata
prairie goldenrod Oligoneuron album
prairie ironweed Vernonia fasciculata
prairie rose Rosa arkansana
prairie violet Viola pedatifida
procession flower Polygala incarnata
pubescent sedge Carex hirtifolia
purple chokeberry Aronia ×prunifolia
purple cliffbrake Pellaea atropurpurea
purple false foxglove Agalinis purpurea
purple giant hyssop Agastache scrophulariifolia
purple meadow-rue Thalictrum dasycarpum
purple meadowparsnip Thaspium trifoliatum
purple milkweed Asclepias purpurascens
purple milkwort Polygala sanguinea
purple rattlesnakeroot Prenanthes racemosa
purple sandgrass Triplasis purpurea
purplestem angelica Angelica atropurpurea
rabbit-tobacco Pseudognaphalium obtusifolium
racemed milkwort Polygala polygama
ramp Allium tricoccum
red columbine Aquilegia canadensis
redwhisker clammyweed Polanisia dodecandra
ribseed sandmat Chamaesyce glyptosperma
rice button aster Symphyotrichum dumosum
Richardson's alumroot Heuchera richardsonii
Richardson's sedge Carex richardsonii
robin's plantain Erigeron pulchellus
rock clubmoss Huperzia porophila
rock harlequin Corydalis sempervirens
rock polypody Polypodium virginianum
Rocky Mountain fescue Festuca saximontana
rose blackberry Rubus rosa
rosy sedge Carex rosea
rough barnyardgrass Echinochloa muricata
rough false pennyroyal Hedeoma hispida
rough hawkweed Hieracium scabrum
roundstem false foxglove Agalinis gattingeri
running clubmoss Lycopodium clavatum
running serviceberry Amelanchier stolonifera
rusty woodsia Woodsia ilvensis
sand bittercress Cardamine parviflora
sand violet Viola affinis
Sartwell's sedge Carex sartwellii
scaldweed Cuscuta gronovii
scarlet hawthorn Crataegus pedicellata
Schweinitz's flatsedge Cyperus schweinitzii
Schweinitz's sedge Carex schweinitzii
scrambled eggs Corydalis aurea
seaside threeawn Aristida tuberculosa
Seneca snakeroot Polygala senega
sensitive fern Onoclea sensibilis
shaved sedge Carex tonsa
shining bedstraw Galium concinnum
shining clubmoss Huperzia lucidula
Short's aster Symphyotrichum shortii
Short's rockcress Arabis shortii
shortbeak sedge Carex brevior
showy goldenrod Solidago speciosa
showy lady's slipper Cypripedium reginae
showy orchid Galearis spectabilis
showy ticktrefoil Desmodium canadense
shy wallflower Erysimum inconspicuum
sicklepod Arabis canadensis
silky dogwood Cornus obliqua
silver false spleenwort Deparia acrostichoides
sixweeks fescue Vulpia octoflora
Skinner's false foxglove Agalinis skinneriana
skyblue aster Symphyotrichum oolentangiense
sleepy silene Silene antirrhina
slender fimbry Fimbristylis autumnalis
slender lipfern Cheilanthes feei
slender wedgescale Sphenopholis intermedia
slender yellow woodsorrel Oxalis dillenii
slender yelloweyed grass Xyris torta
slenderleaf false foxglove Agalinis tenuifolia
slickseed fuzzybean Strophostyles leiosperma
slimleaf panicgrass Dichanthelium linearifolium
slimspike threeawn Aristida longespica
small green wood orchid Platanthera clavellata
small pondweed Potamogeton pusillus
small skullcap Scutellaria parvula
smallflower false foxglove Agalinis paupercula
smallflower halfchaff sedge Lipocarpha micrantha
smooth cliffbrake Pellaea glabella
smooth forked nailwort Paronychia canadensis
smooth oxeye Heliopsis helianthoides
smooth rockcress Arabis laevigata
smooth rose Rosa blanda
smooth Solomon's seal Polygonatum biflorum
smoothsheath sedge Carex laevivaginata
snakemouth orchid Pogonia ophioglossoides
soft agrimony Agrimonia pubescens
soft-hair marbleseed Onosmodium bejariense
spinulose woodfern Dryopteris carthusiana
spotted beebalm Monarda punctata
spotted geranium Geranium maculatum
spotted sandmat Chamaesyce maculata
spotted water hemlock Cicuta maculata
spreading dogbane Apocynum androsaemifolium
Sprengel's sedge Carex sprengelii
spring forget-me-not Myosotis verna
starflower Trientalis borealis
starry false lily of the valley Maianthemum stellatum
Steele's dewberry Rubus steelei
stiff cowbane Oxypolis rigidior
stiff sunflower Helianthus pauciflorus
stiff tickseed Coreopsis palmata
summer coralroot Corallorhiza maculata
sundial lupine Lupinus perennis
swamp dock Rumex verticillatus
swamp lousewort Pedicularis lanceolata
swamp verbena Verbena hastata
sweet coneflower Rudbeckia subtomentosa
sweetscented joe pye weed Eutrochium purpureum
tall blazing star Liatris aspera
tall thimbleweed Anemone virginiana
tall thoroughwort Eupatorium altissimum
Texas goldentop Euthamia gymnospermoides
thinleaf sedge Carex cephaloidea
threeflower melicgrass Melica nitens
tobacco root Valeriana edulis
tower rockcress Arabis glabra
trailing arbutus Epigaea repens
tree groundpine Lycopodium dendroideum
tuberous grasspink Calopogon tuberosus
Tuckerman's sedge Carex tuckermanii
tufted lovegrass Eragrostis pectinacea
turion duckweed Lemna turionifera
twinleaf Jeffersonia diphylla
twoflower dwarfdandelion Krigia biflora
twoleaf miterwort Mitella diphylla
umbrella flatsedge Cyperus diandrus
upland boneset Eupatorium sessilifolium
upland brittle bladderfern Cystopteris tenuis
upright carrionflower Smilax ecirrhata
veiny pea Lathyrus venosus
velvetleaf huckleberry Vaccinium myrtilloides
violet lespedeza Lespedeza violacea
violet woodsorrel Oxalis violacea
Virginia groundcherry Physalis virginiana
Virginia mountainmint Pycnanthemum virginianum
Virginia pepperweed Lepidium virginicum
Virginia plantain Plantago virginica
Virginia springbeauty Claytonia virginica
Virginia strawberry Fragaria virginiana
Virginia tephrosia Tephrosia virginiana
walking fern Asplenium rhizophyllum
waterhorehound Lycopus ×sherardii
waxflower shinleaf Pyrola elliptica
waxyfruit hawthorn Crataegus pruinosa
weakstalk bulrush Schoenoplectiella purshiana
western blue virginsbower Clematis occidentalis
western oakfern Gymnocarpium dryopteris
western poison ivy Toxicodendron rydbergii
western rockjasmine Androsace occidentalis
western silver aster Symphyotrichum sericeum
western waterweed Elodea nuttallii
whip nutrush Scleria triglomerata
white colicroot Aletris farinosa
white fawnlily Erythronium albidum
white heath aster Symphyotrichum ericoides
white lady's slipper Cypripedium candidum
white rattlesnakeroot Prenanthes alba
white snakeroot Ageratina altissima
white trillium Trillium grandiflorum
white turtlehead Chelone glabra
white vervain Verbena urticifolia
whitemouth dayflower Commelina erecta
wholeleaf rosinweed Silphium integrifolium
whorl-leaf watermilfoil Myriophyllum verticillatum
whorled milkweed Asclepias verticillata
whorled milkwort Polygala ambigua
whorled milkwort Polygala verticillata
whorled yellow loosestrife Lysimachia quadrifolia
wild cucumber Echinocystis lobata
wild quinine Parthenium integrifolium
wild yam Dioscorea villosa
winged lythrum Lythrum alatum
winged pigweed Cycloloma atriplicifolium
woman's tobacco Antennaria plantaginifolia
woodbine Parthenocissus vitacea
woodfern Dryopteris ×triploidea
woodland strawberry Fragaria vesca
woolly sedge Carex pellita
yellow avens Geum aleppicum
yellow pimpernel Taenidia integerrima
yellow screwstem Bartonia virginica
yellow widelip orchid Liparis loeselii
yellowfruit sedge Carex annectens
yellowseed false pimpernel Lindernia dubia

Also listed as native and introduced here 3

PLANTS labels these species both native and introduced in this state: some forms are native and others were brought in from elsewhere. Most gardeners should choose plants from the main list.

annual ragweedAmbrosia artemisiifolia
common reedPhragmites australis
hedge false bindweedCalystegia sepium

Compared with Wisconsin

The typical county is the median of the 71 Wisconsin counties with PLANTS county records; the statewide figure counts every species native anywhere in the state. More species is not better or worse: counties differ in size, habitat and how thoroughly they have been surveyed.

Native species counts, Iowa County and Wisconsin
Measure	Iowa County	Typical county	Statewide
Native species	820	653	1,568
Garden-ready natives	313	272	551
Tree	70	—	125
Shrub	42	—	102
Wildflower (forb)	452	—	853
Grass or grass-like	176	—	361
Vine	30	—	46
Fern	50	—	81

Neighboring counties

Counties that share a ZIP code with Iowa County.

Dane County, WI 385 garden-ready
Grant County, WI 325 garden-ready
Lafayette County, WI 208 garden-ready
Sauk County, WI 362 garden-ready

Source & data date

Source: USDA NRCS PLANTS Database: county distribution records, native status and plant characteristics. CC0 (public domain dedication, per the data.gov catalog record).; Kew’s World Checklist of Vascular Plants (WCVP): native or introduced status by state. CC BY 3.0.; USGS US-RIIS (ver. 2.0): species listed as introduced are excluded. CC0.
Citation: USDA, NRCS. 2026. The PLANTS Database (https://plants.usda.gov, 11/04/2026). National Plant Data Team, Greensboro, NC USA.; Govaerts R. (ed.) (2026). WCVP: World Checklist of Vascular Plants. Facilitated by the Royal Botanic Gardens, Kew. Data file dated 2026-06-04, http://sftp.kew.org/pub/data-repositories/WCVP/ (retrieved 2026-11-04). Paper: Govaerts R. et al. (2021) The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. Scientific Data 8, 215.
Data date: Retrieved from PLANTS on November 4, 2026; WCVP data file dated June 4, 2026.
Zones: USDA Plant Hardiness Zone Map (2023) ZIP table: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 3, 2026. Plant zones on this site are our estimate, not the official map.
Scope: Iowa County (county FIPS 55049), Wisconsin. 820 native species from PLANTS county distribution records; garden-ready = species with a PLANTS characteristics record.
Method: A species is listed when it is recorded as native to the state in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in the county by USDA PLANTS. Species PLANTS labels both native and introduced are listed separately. Full method · All sources

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