Native plants · Wisconsin

Native plants of Iron County

477 plant species are recorded as native to Wisconsin in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Iron County by USDA PLANTS. 211 of them have growing records you can filter by light, moisture, height and estimated cold hardiness. 1 more species is listed as both native and introduced and kept in a separate section.

County summary · USDA PLANTS and Kew WCVP

Iron County, Wisconsin

Native species: 477 Typical Wisconsin county: 653 (median of 71 counties)
Garden-ready natives: 211 Typical Wisconsin county: 272
Share by type (all 477 native species): Percent of the 477 native species in each growth type

Tree 7% (35)
Shrub 10% (48)
Wildflower (forb) 49% (233)
Grass or grass-like 22% (103)
Vine 3% (13)
Fern 9% (45)

Wildflowers make up the largest share of the native list (49%), followed by grasses and grass-like plants (22%).

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 zones 4a to 4b (2023 map).

The native plant list

Garden-ready natives 211

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

Garden-ready native plants of Iron County, Wisconsin
Plant	Type	Height	Light	Water use	Hardy to
alderleaf buckthorn Rhamnus alnifolia	Shrub	3 ft	Shade-tolerant	High	Zone 4a
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 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 eelgrass Vallisneria americana	Wildflower (forb)	1 ft	Sun	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 red raspberry Rubus idaeus	Shrub	6 ft	Shade-tolerant	—	Zone 1a
American vetch Vicia americana	Vine	1.3 ft	Sun	Low	Zone 3b
American witchhazel Hamamelis virginiana	Tree	20 ft	Sun–part shade	Medium	Zone 4b
arborvitae Thuja occidentalis	Tree	50 ft	Sun–part shade	Medium	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
awlfruit sedge Carex stipata	Grass or grass-like	3.5 ft	Shade-tolerant	Medium	Zone 3b
balsam fir Abies balsamea	Tree	60 ft	Shade-tolerant	Medium	Zone 3a
beaked hazelnut Corylus cornuta	Tree	15 ft	Shade-tolerant	Medium	Zone 2b
bigleaf aster Eurybia macrophylla	Wildflower (forb)	4.6 ft	Shade-tolerant	Medium	Zone 4b
black ash Fraxinus nigra	Tree	65 ft	Sun	High	Zone 2b
black cherry Prunus serotina	Tree	80 ft	Sun	Medium	Zone 4a
black raspberry Rubus occidentalis	Shrub	6 ft	Sun–part shade	Medium	Zone 4b
black spruce Picea mariana	Tree	65 ft	Shade-tolerant	High	Zone 1a
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 spikerush Eleocharis obtusa	Grass or grass-like	1.6 ft	Sun	Medium	Zone 11a
bog birch Betula pumila	Shrub	20 ft	Sun	Medium	Zone 3b
bog Labrador tea Ledum groenlandicum	Shrub	3 ft	Sun–part shade	Medium	Zone 4a
bog laurel Kalmia polifolia	Shrub	1 ft	Shade-tolerant	Medium	Zone 4b
bog willowherb Epilobium leptophyllum	Wildflower (forb)	3.6 ft	Sun–part shade	High	Zone 4a
bristlystalked sedge Carex leptalea	Grass or grass-like	1.5 ft	Shade-tolerant	High	Zone 4a
broadleaf arrowhead Sagittaria latifolia	Wildflower (forb)	4.9 ft	Sun	High	Zone 4a
broadleaf cattail Typha latifolia	Wildflower (forb)	5 ft	Sun–part shade	High	Zone 3b
broadlipped twayblade Listera convallarioides	Wildflower (forb)	1 ft	Shade-tolerant	High	Zone 3b
broom sedge Carex scoparia	Grass or grass-like	2.5 ft	Shade-tolerant	High	Zone 3b
buckbean Menyanthes trifoliata	Wildflower (forb)	10 in	Sun–part shade	High	Zone 4a
bunchberry dogwood Cornus canadensis	Shrub	6 in	Shade-tolerant	High	Zone 4b
calico aster Symphyotrichum lateriflorum	Wildflower (forb)	4 ft	Sun	Medium	Zone 4a
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 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 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
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 cowparsnip Heracleum maximum	Wildflower (forb)	8 ft	Sun	High	Zone 3b
common evening primrose Oenothera biennis	Wildflower (forb)	5 ft	Sun	Medium	Zone 4b
common juniper Juniperus communis	Tree	10 ft	Sun	Low	Zone 3a
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 sneezeweed Helenium autumnale	Wildflower (forb)	4.9 ft	Sun	Medium	Zone 3a
common snowberry Symphoricarpos albus	Shrub	3 ft	Sun	Medium	Zone 3b
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
coon's tail Ceratophyllum demersum	Wildflower (forb)	—	Sun–part shade	High	Zone 3b
creeping snowberry Gaultheria hispidula	Shrub	6 in	Shade-tolerant	Medium	Zone 4b
crested sedge Carex cristatella	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 4a
crested woodfern Dryopteris cristata	Fern	1.6 ft	Shade-tolerant	High	Zone 4a
crookedstem aster Symphyotrichum prenanthoides	Wildflower (forb)	4 ft	Sun	Medium	Zone 3b
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
Dewey sedge Carex deweyana	Grass or grass-like	3.8 ft	Shade-tolerant	Medium	Zone 4a
downy arrowwood Viburnum rafinesqueanum	Shrub	6 ft	Shade-tolerant	Low	Zone 3a
downy yellow violet Viola pubescens	Wildflower (forb)	1.3 ft	Shade-tolerant	Medium	Zone 4a
drooping woodreed Cinna latifolia	Grass or grass-like	4.5 ft	Sun–part shade	High	Zone 3b
eastern hemlock Tsuga canadensis	Tree	105 ft	Shade-tolerant	Medium	Zone 4a
eastern rough sedge Carex scabrata	Grass or grass-like	3 ft	Shade-tolerant	High	Zone 4a
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
field horsetail Equisetum arvense	Fern	11 in	Sun–part shade	High	Zone 3a
fireweed Chamerion angustifolium	Wildflower (forb)	5.5 ft	Sun–part shade	High	Zone 3b
flatstem pondweed Potamogeton zosteriformis	Wildflower (forb)	—	Sun	High	Zone 3b
floating pondweed Potamogeton natans	Wildflower (forb)	—	Sun	High	Zone 3b
fowl bluegrass Poa palustris	Grass or grass-like	4 ft	Sun–part shade	Medium	Zone 3b
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
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 sedge Carex aurea	Grass or grass-like	1.2 ft	Sun–part shade	High	Zone 4a
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 goldenrod Solidago nemoralis	Wildflower (forb)	2 ft	Sun	Medium	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
green ash Fraxinus pennsylvanica	Tree	80 ft	Shade-tolerant	Medium	Zone 2b
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
hooded lady's tresses Spiranthes romanzoffiana	Wildflower (forb)	2.5 ft	Sun–part shade	High	Zone 3b
hop sedge Carex lupulina	Grass or grass-like	4.3 ft	Sun–part shade	Medium	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 sedge Carex interior	Grass or grass-like	1.5 ft	Sun–part shade	High	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
jewelweed Impatiens capensis	Wildflower (forb)	4.9 ft	Shade-tolerant	Medium	Zone 10b
jointleaf rush Juncus articulatus	Grass or grass-like	2 ft	Sun–part shade	High	Zone 4b
leafy pondweed Potamogeton foliosus	Wildflower (forb)	—	Sun	High	Zone 3b
leatherleaf Chamaedaphne calyculata	Shrub	4 ft	Sun–part shade	High	Zone 4b
limestone meadow sedge Carex granularis	Grass or grass-like	2.5 ft	Shade-tolerant	High	Zone 4a
littleleaf buttercup Ranunculus abortivus	Wildflower (forb)	2.8 ft	Shade-tolerant	Medium	Zone 3a
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 seedbox Ludwigia palustris	Wildflower (forb)	2 in	Sun	High	Zone 4a
Mexican muhly Muhlenbergia mexicana	Grass or grass-like	3 ft	Sun–part shade	Medium	Zone 4a
mountain maple Acer spicatum	Tree	25 ft	Shade-tolerant	Medium	Zone 2b
mud sedge Carex limosa	Grass or grass-like	1.8 ft	Sun	Medium	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 spikerush Eleocharis acicularis	Grass or grass-like	8 in	Sun	Medium	Zone 5a
nerveless woodland sedge Carex leptonervia	Grass or grass-like	2 ft	Shade-tolerant	Medium	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
northern black currant Ribes hudsonianum	Shrub	5 ft	Sun–part shade	High	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
Northwest Territory sedge Carex utriculata	Grass or grass-like	3.5 ft	Sun	High	Zone 3a
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
poverty rush Juncus tenuis	Grass or grass-like	1.5 ft	Sun–part shade	Medium	Zone 3b
prairie fleabane Erigeron strigosus	Wildflower (forb)	3 ft	Sun	Medium	Zone 4b
prairie willow Salix humilis	Shrub	10 ft	Sun–part shade	High	Zone 3a
purple avens Geum rivale	Wildflower (forb)	3 ft	Sun	High	Zone 4a
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
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
rattlesnake mannagrass Glyceria canadensis	Grass or grass-like	3.2 ft	Sun	Medium	Zone 4a
red currant Ribes triste	Shrub	2 ft	Shade-tolerant	Medium	Zone 1a
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
redosier dogwood Cornus sericea	Tree	12 ft	Sun	High	Zone 3b
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
riverbank grape Vitis riparia	Vine	45 ft	Sun–part shade	Medium	Zone 4a
roadside agrimony Agrimonia striata	Wildflower (forb)	6 ft	Shade-tolerant	Medium	Zone 3a
Robbins' pondweed Potamogeton robbinsii	Wildflower (forb)	—	Sun	High	Zone 3b
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
roundleaf dogwood Cornus rugosa	Tree	10 ft	Shade-tolerant	Low	Zone 4b
roundleaf serviceberry Amelanchier sanguinea	Tree	10 ft	Shade-tolerant	Medium	Zone 3a
russet buffaloberry Shepherdia canadensis	Shrub	6 ft	Sun–part shade	Medium	Zone 1a
silvery sedge Carex canescens	Grass or grass-like	2 ft	Sun–part shade	High	Zone 4a
slender wheatgrass Elymus trachycaulus	Grass or grass-like	3 ft	Sun	Medium	Zone 3b
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 hedgenettle Stachys tenuifolia	Wildflower (forb)	25 ft	Shade-tolerant	High	Zone 4a
softleaf sedge Carex disperma	Grass or grass-like	2 ft	Sun–part shade	High	Zone 3b
spiked muhly Muhlenbergia glomerata	Grass or grass-like	3 ft	Sun–part shade	Medium	Zone 4a
spotted joe pye weed Eutrochium maculatum	Wildflower (forb)	6 ft	Sun–part shade	High	Zone 4b
staghorn sumac Rhus typhina	Tree	30 ft	Sun–part shade	Low	Zone 4a
star sedge Carex echinata	Grass or grass-like	1.5 ft	Sun–part shade	High	Zone 3b
steeplebush Spiraea tomentosa	Shrub	4 ft	Sun	Low	Zone 4a
stiff clubmoss Lycopodium annotinum	Fern	1 ft	Shade-tolerant	High	Zone 3a
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
sugar maple Acer saccharum	Tree	100 ft	Shade-tolerant	Medium	Zone 2b
swamp milkweed Asclepias incarnata	Wildflower (forb)	4.9 ft	Sun	High	Zone 3b
sweet fern Comptonia peregrina	Shrub	2 ft	Sun–part shade	Low	Zone 3b
sweetgale Myrica gale	Shrub	6 ft	Shade-tolerant	Medium	Zone 4a
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
tamarack Larix laricina	Tree	80 ft	Sun	Medium	Zone 1a
tawny cottongrass Eriophorum virginicum	Grass or grass-like	3.9 ft	Sun	Medium	Zone 4a
thimbleberry Rubus parviflorus	Shrub	4 ft	Sun–part shade	High	Zone 4b
three-way sedge Dulichium arundinaceum	Grass or grass-like	2.6 ft	Sun–part shade	High	Zone 3b
threepetal bedstraw Galium trifidum	Vine	10 in	Sun–part shade	High	Zone 3b
threeseeded sedge Carex trisperma	Grass or grass-like	1.9 ft	Shade-tolerant	High	Zone 4a
toad rush Juncus bufonius	Grass or grass-like	1 ft	Sun	Medium	Zone 12a
tufted loosestrife Lysimachia thyrsiflora	Wildflower (forb)	2 ft	Sun–part shade	High	Zone 4a
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
variableleaf pondweed Potamogeton gramineus	Wildflower (forb)	—	Sun	High	Zone 3b
vernal water-starwort Callitriche palustris	Wildflower (forb)	10 in	Sun	Medium	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
western pearly everlasting Anaphalis margaritacea	Wildflower (forb)	3 ft	Sun–part shade	Medium	Zone 3a
white meadowsweet Spiraea alba	Shrub	3 ft	Sun–part shade	Medium	Zone 4a
white panicle aster Symphyotrichum lanceolatum	Wildflower (forb)	6 ft	Sun–part shade	High	Zone 3b
white spruce Picea glauca	Tree	100 ft	Sun–part shade	Medium	Zone 1a
whitestem pondweed Potamogeton praelongus	Wildflower (forb)	—	Sun	High	Zone 3b
wild sarsaparilla Aralia nudicaulis	Wildflower (forb)	1.5 ft	Shade-tolerant	Medium	Zone 3b
winter bentgrass Agrostis hyemalis	Grass or grass-like	3.5 ft	Sun–part shade	High	Zone 4a
woodland horsetail Equisetum sylvaticum	Fern	11 in	Shade-tolerant	Low	Zone 3a
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
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 266

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.

Allegheny monkeyflower Mimulus ringens
alpine bulrush Trichophorum alpinum
alpine violet Viola labradorica
American fly honeysuckle Lonicera canadensis
American mannagrass Glyceria grandis
American marshpennywort Hydrocotyle americana
American milletgrass Milium effusum
American spikenard Aralia racemosa
American spurred gentian Halenia deflexa
American white waterlily Nymphaea odorata
Appalachian barren strawberry Waldsteinia fragarioides
balsam groundsel Packera paupercula
bastard toadflax Comandra umbellata
bearded flatsedge Cyperus squarrosus
bearded shorthusk Brachyelytrum erectum
Bicknell's cranesbill Geranium bicknellii
blackseed plantain Plantago rugelii
blite goosefoot Chenopodium capitatum
bloodroot Sanguinaria canadensis
blue skullcap Scutellaria lateriflora
bluntleaved orchid Platanthera obtusata
bog rosemary Andromeda polifolia
bog yellowcress Rorippa palustris
boreal bog sedge Carex magellanica
boreal starwort Stellaria borealis
bottlebrush sedge Carex hystericina
bristleleaf sedge Carex eburnea
bristly greenbrier Smilax tamnoides
bristly sarsaparilla Aralia hispida
brittle bladderfern Cystopteris fragilis
brownish sedge Carex brunnescens
bulblet bladderfern Cystopteris bulbifera
bulblet-bearing water hemlock Cicuta bulbifera
Canada lettuce Lactuca canadensis
Canada mayflower Maianthemum canadense
Canadian anemone Anemone canadensis
Canadian clearweed Pilea pumila
Canadian honewort Cryptotaenia canadensis
Carolina springbeauty Claytonia caroliniana
catberry Ilex mucronata
checkered rattlesnake plantain Goodyera tesselata
clammy groundcherry Physalis heterophylla
clammy hedgehyssop Gratiola neglecta
claspleaf twistedstalk Streptopus amplexifolius
Clayton's sweetroot Osmorhiza claytonii
clubmoss Lycopodium ×habereri
common bladderwort Utricularia macrorhiza
common boneset Eupatorium perfoliatum
common cinquefoil Potentilla simplex
common milkweed Asclepias syriaca
common woodrush Luzula multiflora
common yellow oxalis Oxalis stricta
cranberry Vaccinium macrocarpon
Crawford's sedge Carex crawfordii
creeping sedge Carex chordorrhiza
Cuman ragweed Ambrosia psilostachya
cutleaf grapefern Botrychium dissectum
deeproot clubmoss Lycopodium tristachyum
dragon's mouth Arethusa bulbosa
drooping woodland sedge Carex arctata
dryspike sedge Carex siccata
dutchman's breeches Dicentra cucullaria
dwarf ginseng Panax trifolius
dwarf red blackberry Rubus pubescens
dwarf scouringrush Equisetum scirpoides
early goldenrod Solidago juncea
earth loosestrife Lysimachia terrestris
eastern bottlebrush grass Elymus hystrix
eastern leatherwood Dirca palustris
eastern marsh fern Thelypteris palustris
eastern prickly gooseberry Ribes cynosbati
eastern purple bladderwort Utricularia purpurea
eastern swamp saxifrage Saxifraga pensylvanica
fairy slipper Calypso bulbosa
false melic Schizachne purpurascens
fan clubmoss Lycopodium digitatum
feathery false lily of the valley Maianthemum racemosum
fewflower sedge Carex pauciflora
fewnerved cottongrass Eriophorum tenellum
fewseed sedge Carex oligosperma
fibrousroot sedge Carex communis
flat-top goldentop Euthamia graminifolia
flatleaf bladderwort Utricularia intermedia
flowering spurge Euphorbia corollata
forked threeawn Aristida basiramea
foxtail barley Hordeum jubatum
fragrant bedstraw Galium triflorum
Fraser's marsh St. Johnswort Triadenum fraseri
fringed loosestrife Lysimachia ciliata
fringed willowherb Epilobium ciliatum
gaywings Polygala paucifolia
giant sunflower Helianthus giganteus
grassleaf mudplantain Heteranthera dubia
grassy arrowhead Sagittaria graminea
great ragweed Ambrosia trifida
green adder's-mouth orchid Malaxis unifolia
green fringed orchid Platanthera lacera
greenflowered wintergreen Pyrola chlorantha
groundcedar Lycopodium complanatum
hairy Solomon's seal Polygonatum pubescens
hairy woodrush Luzula acuminata
hairystem gooseberry Ribes hirtellum
harlequin blueflag Iris versicolor
hemlock waterparsnip Sium suave
hooded coralroot Corallorhiza striata
Howell's pussytoes Antennaria howellii
Huron green orchid Platanthera huronensis
Indian-tobacco Lobelia inflata
Indianpipe Monotropa uniflora
intermediate woodfern Dryopteris intermedia
inundated clubmoss Lycopodiella inundata
Kalm's hawkweed Hieracium kalmii
knotsheath sedge Carex retrorsa
lanceleaf figwort Scrophularia lanceolata
large St. Johnswort Hypericum majus
largeflower bellwort Uvularia grandiflora
largeleaf sandwort Moehringia macrophylla
lavender bladderwort Utricularia resupinata
leathery grapefern Botrychium multifidum
lesser rattlesnake plantain Goodyera repens
lesser roundleaved orchid Platanthera orbiculata
limber honeysuckle Lonicera dioica
Lindley's aster Symphyotrichum ciliolatum
long beechfern Phegopteris connectilis
longbract frog orchid Dactylorhiza viridis
longstalk sedge Carex pedunculata
low false bindweed Calystegia spithamaea
maidenhair spleenwort Asplenium trichomanes
male fern Dryopteris filix-mas
marginal woodfern Dryopteris marginalis
marsh blue violet Viola cucullata
marsh willowherb Epilobium palustre
matricary grapefern Botrychium matricariifolium
meadow horsetail Equisetum pratense
meadow willow Salix petiolaris
Michigan lily Lilium michiganense
moccasin flower Cypripedium acaule
mosquito bulrush Scirpus hattorianus
mountain woodsorrel Oxalis montana
naked miterwort Mitella nuda
narrowleaf bur-reed Sparganium angustifolium
narrowleaf cowwheat Melampyrum lineare
narrowleaf wild leek Allium burdickii
narrowpanicle rush Juncus brevicaudatus
nodding sedge Carex gynandra
northern bog aster Symphyotrichum boreale
northern bog violet Viola nephrophylla
northern cluster sedge Carex arcta
northern green rush Juncus alpinoarticulatus
northern selaginella Selaginella rupestris
northern shorthusk Brachyelytrum aristosum
northern slender lady's tresses Spiranthes lacera
Norwegian cinquefoil Potentilla norvegica
oneflowered broomrape Orobanche uniflora
Oregon cliff fern Woodsia oregana
pale beardtongue Penstemon pallidus
pale sedge Carex pallescens
pale St. Johnswort Hypericum ellipticum
palegreen orchid Platanthera flava
parasol whitetop Doellingeria umbellata
partridgeberry Mitchella repens
Peck's sedge Carex peckii
Pennsylvania clubmoss Lycopodium hickeyi
Pennsylvania sedge Carex pensylvanica
pinesap Monotropa hypopitys
poverty oatgrass Danthonia spicata
purple chokeberry Aronia ×prunifolia
purple marshlocks Comarum palustre
purple meadow-rue Thalictrum dasycarpum
purple pitcherplant Sarracenia purpurea
ramp Allium tricoccum
rannoch-rush Scheuchzeria palustris
rare clubmoss Lycopodium obscurum
red columbine Aquilegia canadensis
ribseed sandmat Chamaesyce glyptosperma
Richardson's pondweed Potamogeton richardsonii
rock harlequin Corydalis sempervirens
rock polypody Polypodium virginianum
rosy sedge Carex rosea
rough hawkweed Hieracium scabrum
roughleaf ricegrass Oryzopsis asperifolia
roundleaf sundew Drosera rotundifolia
running clubmoss Lycopodium clavatum
running serviceberry Amelanchier stolonifera
rusty woodsia Woodsia ilvensis
scrambled eggs Corydalis aurea
seaside arrowgrass Triglochin maritima
Selkirk's violet Viola selkirkii
sensitive fern Onoclea sensibilis
sessileleaf bellwort Uvularia sessilifolia
setose blackberry Rubus setosus
sevenangle pipewort Eriocaulon aquaticum
shaved sedge Carex tonsa
shining clubmoss Huperzia lucidula
showy lady's slipper Cypripedium reginae
shrubby fivefingers Sibbaldiopsis tridentata
sidebells wintergreen Orthilia secunda
silver false spleenwort Deparia acrostichoides
single delight Moneses uniflora
skullcap speedwell Veronica scutellata
skunk currant Ribes glandulosum
slender wedgescale Sphenopholis intermedia
small cranberry Vaccinium oxycoccos
small green wood orchid Platanthera clavellata
small pondweed Potamogeton pusillus
smooth blackberry Rubus canadensis
smooth oxeye Heliopsis helianthoides
smooth rose Rosa blanda
smooth sawgrass Cladium mariscoides
smooth Solomon's seal Polygonatum biflorum
snakemouth orchid Pogonia ophioglossoides
spinulose woodfern Dryopteris carthusiana
spoonleaf sundew Drosera intermedia
spotted sandmat Chamaesyce maculata
spotted water hemlock Cicuta maculata
spreading dogbane Apocynum androsaemifolium
Sprengel's sedge Carex sprengelii
starflower Trientalis borealis
strict blue-eyed grass Sisyrinchium montanum
summer coralroot Corallorhiza maculata
swamp thistle Cirsium muticum
swamp verbena Verbena hastata
sweetcicely Osmorhiza berteroi
thread rush Juncus filiformis
threeleaf false lily of the valley Maianthemum trifolium
trailing arbutus Epigaea repens
tree groundpine Lycopodium dendroideum
tuberous grasspink Calopogon tuberosus
Tuckerman's pondweed Potamogeton confervoides
Tuckerman's sedge Carex tuckermanii
tussock cottongrass Eriophorum vaginatum
twinflower Linnaea borealis
twistedstalk Streptopus lanceolatus
twoleaf miterwort Mitella diphylla
upland brittle bladderfern Cystopteris tenuis
upright carrionflower Smilax ecirrhata
variegated scouringrush Equisetum variegatum
velvetleaf huckleberry Vaccinium myrtilloides
Virginia groundcherry Physalis virginiana
Virginia strawberry Fragaria virginiana
water arum Calla palustris
watershield Brasenia schreberi
waxflower shinleaf Pyrola elliptica
western oakfern Gymnocarpium dryopteris
western poison ivy Toxicodendron rydbergii
western rattlesnake plantain Goodyera oblongifolia
whip-poor-will flower Trillium cernuum
white adder's-mouth orchid Malaxis brachypoda
white beaksedge Rhynchospora alba
white fawnlily Erythronium albidum
white rattlesnakeroot Prenanthes alba
white snakeroot Ageratina altissima
white trillium Trillium grandiflorum
white turtlehead Chelone glabra
white violet Viola renifolia
wild cucumber Echinocystis lobata
willowleaf aster Symphyotrichum praealtum
wood anemone Anemone quinquefolia
woodbine Parthenocissus vitacea
woodfern Dryopteris ×boottii
woodfern Dryopteris ×triploidea
woodfern Dryopteris ×uliginosa
woodland strawberry Fragaria vesca
woolly sedge Carex pellita
yellow avens Geum aleppicum
yellow coralroot Corallorhiza trifida

Also listed as native and introduced here 1

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.

common reedPhragmites australis

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, Iron County and Wisconsin
Measure	Iron County	Typical county	Statewide
Native species	477	653	1,568
Garden-ready natives	211	272	551
Tree	35	—	125
Shrub	48	—	102
Wildflower (forb)	233	—	853
Grass or grass-like	103	—	361
Vine	13	—	46
Fern	45	—	81

Neighboring counties

Counties that share a ZIP code with Iron County.

Ashland County, WI 283 garden-ready
Price County, WI 209 garden-ready
Vilas County, WI 240 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: Iron County (county FIPS 55051), Wisconsin. 477 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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