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Native plants · Indiana

Native plants of Allen County

563 plant species are recorded as native to Indiana in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Allen County by USDA PLANTS. 253 of them have growing records you can filter by light, moisture, height and estimated cold hardiness. 4 more species are listed as both native and introduced and kept in a separate section.

County summary · USDA PLANTS and Kew WCVP

Allen County, Indiana

Native species
563 Typical Indiana county: 494 (median of 92 counties)
Garden-ready natives
253 Typical Indiana county: 211
Share by type (all 563 native species)
Percent of the 563 native species in each growth type
Tree 11% (63)
Shrub 5% (26)
Wildflower (forb) 59% (332)
Grass or grass-like 19% (106)
Vine 4% (24)
Fern 2% (12)

Wildflowers make up the largest share of the native list (59%), followed by grasses and grass-like plants (19%).

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 6a (2023 map).

The native plant list

Cold hardiness is estimated from each plant’s PLANTS minimum temperature. How we estimate it.

Garden-ready natives 253

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

Garden-ready native plants of Allen County, Indiana
PlantType HeightLight Water useHardy 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
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 beech Fagus grandifolia Tree 80 ft Shade-tolerant Medium Zone 3a
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 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 hornbeam Carpinus caroliniana Tree 30 ft Shade-tolerant Medium Zone 4a
American plum Prunus americana Tree 24 ft Sun Medium Zone 3b
American pokeweed Phytolacca americana Wildflower (forb) 7.3 ft Shade-tolerant Medium Zone 4a
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 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 water-willow Justicia americana Wildflower (forb) 2.5 ft Shade-tolerant Medium Zone 4b
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
awlfruit sedge Carex stipata Grass or grass-like 3.5 ft Shade-tolerant Medium Zone 3b
beaked agrimony Agrimonia rostellata Wildflower (forb) 2.3 ft Sun–part shade Medium Zone 4a
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
bigleaf aster Eurybia macrophylla Wildflower (forb) 4.6 ft Shade-tolerant Medium Zone 4b
bigtooth aspen Populus grandidentata Tree 65 ft Sun High Zone 3a
bitternut hickory Carya cordiformis Tree 75 ft Sun Medium 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 willow Salix nigra Tree 100 ft Sun High Zone 1b
blackeyed Susan Rudbeckia hirta Wildflower (forb) 1 ft Sun Medium Zone 5a
blackhaw Viburnum prunifolium Tree 16 ft Shade-tolerant Medium Zone 4a
blue cohosh Caulophyllum thalictroides Wildflower (forb) 2.5 ft Shade-tolerant 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
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
bristly buttercup Ranunculus hispidus Wildflower (forb) 2.5 ft Shade-tolerant Medium Zone 4a
bristly dewberry Rubus hispidus Shrub 2 ft Sun High Zone 3b
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
broadleaf rosette grass Dichanthelium latifolium Grass or grass-like 3.3 ft Sun–part shade Low Zone 3a
broom sedge Carex scoparia Grass or grass-like 2.5 ft Shade-tolerant High Zone 3b
burningbush Euonymus atropurpureus Tree 10 ft Shade-tolerant Low —
butterfly milkweed Asclepias tuberosa Wildflower (forb) 2 ft Sun Low Zone 4a
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
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 rush Juncus canadensis Grass or grass-like 3.2 ft Sun–part shade Medium 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
chinquapin oak Quercus muehlenbergii Tree 70 ft Sun Medium Zone 4a
cinnamon fern Osmunda cinnamomea Fern 4.9 ft Shade-tolerant Medium Zone 4a
climbing rose Rosa setigera Vine 16 ft Sun Low Zone 6a
closed bottle gentian Gentiana andrewsii Wildflower (forb) 2 ft Sun–part shade Medium Zone 3b
cockspur hawthorn Crataegus crus-galli Tree 30 ft Sun Low Zone 4a
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 hoptree Ptelea trifoliata Tree 25 ft Sun–part shade High Zone 4a
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 sneezeweed Helenium autumnale Wildflower (forb) 4.9 ft Sun Medium Zone 3a
common threesquare Schoenoplectus pungens Grass or grass-like 4.9 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
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
cursed buttercup Ranunculus sceleratus Wildflower (forb) 2 ft Shade-tolerant High Zone 12b
cutleaf coneflower Rudbeckia laciniata Wildflower (forb) 8.2 ft Shade-tolerant Low Zone 3b
dense blazing star Liatris spicata Wildflower (forb) 4.5 ft Sun–part shade Medium Zone 5b
devil's beggartick Bidens frondosa Wildflower (forb) 4 ft Sun–part shade Medium Zone 12a
devil's darning needles Clematis virginiana Vine 15 ft Sun–part shade Medium Zone 3b
ditch stonecrop Penthorum sedoides Wildflower (forb) 2.6 ft Sun–part shade Medium Zone 4b
downy arrowwood Viburnum rafinesqueanum Shrub 6 ft Shade-tolerant Low Zone 3a
drooping sedge Carex prasina Grass or grass-like 2.3 ft Shade-tolerant Medium Zone 4b
eastern cottonwood Populus deltoides Tree 190 ft Sun High Zone 3a
eastern redbud Cercis canadensis Tree 30 ft Shade-tolerant Low Zone 4b
eastern woodland sedge Carex blanda Grass or grass-like 2 ft Shade-tolerant High Zone 4b
eggleaf rosette grass Dichanthelium ovale Grass or grass-like 1.7 ft Shade-tolerant Low Zone 6a
fall panicgrass Panicum dichotomiflorum Grass or grass-like 3.3 ft Sun High Zone 3a
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
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
fragrant flatsedge Cyperus odoratus Grass or grass-like 2 ft Sun Medium Zone 11b
Frank's sedge Carex frankii Grass or grass-like 2 ft Shade-tolerant High Zone 5a
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
graceful sedge Carex gracillima Grass or grass-like 3 ft Shade-tolerant Medium 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
greater straw sedge Carex normalis Grass or grass-like 5 ft Shade-tolerant High Zone 4a
green arrow arum Peltandra virginica Wildflower (forb) 2.3 ft Sun–part shade High Zone 5a
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 lespedeza Lespedeza hirta Wildflower (forb) 6 ft Sun Low Zone 6a
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
harvestlice Agrimonia parviflora Wildflower (forb) 6 ft Sun–part shade High Zone 4a
highbush blueberry Vaccinium corymbosum Shrub 12 ft Shade-tolerant Medium Zone 4a
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
Indianhemp Apocynum cannabinum Wildflower (forb) 3.3 ft Sun–part shade High Zone 3a
Jack in the pulpit Arisaema triphyllum Wildflower (forb) 1.5 ft Shade-tolerant High Zone 5b
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
lanceleaf loosestrife Lysimachia lanceolata Wildflower (forb) 2.5 ft Shade-tolerant Medium Zone 5a
leafy pondweed Potamogeton foliosus Wildflower (forb) — Sun High Zone 3b
limestone bittercress Cardamine douglassii Wildflower (forb) 1 ft Shade-tolerant High Zone 4a
limestone meadow sedge Carex granularis Grass or grass-like 2.5 ft Shade-tolerant High Zone 4a
limestone wild petunia Ruellia strepens Wildflower (forb) 3.6 ft Shade-tolerant Low Zone 6a
littleleaf buttercup Ranunculus abortivus Wildflower (forb) 2.8 ft Shade-tolerant Medium Zone 3a
longhair sedge Carex comosa Grass or grass-like 5 ft Sun–part shade High Zone 4b
longleaf starwort Stellaria longifolia Wildflower (forb) 1.5 ft Shade-tolerant High Zone 3b
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
Missouri ironweed Vernonia missurica Wildflower (forb) 6 ft Sun Medium Zone 4a
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
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
northern maidenhair Adiantum pedatum Fern 1.3 ft Shade-tolerant Medium Zone 3b
northern mountain ash Sorbus decora Tree 40 ft Shade-tolerant Low Zone 2a
northern red oak Quercus rubra Tree 81 ft Sun–part shade Medium Zone 3b
northern spicebush Lindera benzoin Tree 12 ft Sun–part shade Medium Zone 5a
northern St. Johnswort Hypericum boreale Wildflower (forb) 10 in Sun–part shade High Zone 4a
Ohio buckeye Aesculus glabra Tree 68 ft Shade-tolerant Medium Zone 4a
oval-leaf sedge Carex cephalophora Grass or grass-like 2.6 ft Sun–part shade Low Zone 4a
pale touch-me-not Impatiens pallida Wildflower (forb) 8.2 ft Shade-tolerant Medium Zone 10b
panicledleaf ticktrefoil Desmodium paniculatum Wildflower (forb) 3 ft Sun–part shade Low Zone 6a
partridge pea Chamaecrista fasciculata Wildflower (forb) 2.4 ft Shade-tolerant Medium Zone 7a
pawpaw Asimina triloba Tree 25 ft Shade-tolerant Medium Zone 4b
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
perplexed ticktrefoil Desmodium perplexum Wildflower (forb) 4 ft Sun–part shade Medium Zone 4a
Philadelphia fleabane Erigeron philadelphicus Wildflower (forb) 2.8 ft Sun–part shade Medium Zone 4b
pinnate prairie coneflower Ratibida pinnata Wildflower (forb) 4 ft Sun Medium 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 Junegrass Koeleria macrantha Grass or grass-like 1.5 ft Shade-tolerant High 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
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
quaking aspen Populus tremuloides Tree 65 ft Sun High Zone 1a
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
ravenfoot sedge Carex crus-corvi Grass or grass-like 3 ft Sun–part shade Medium Zone 4b
red maple Acer rubrum Tree 68 ft Sun–part shade High Zone 2b
reed canarygrass Phalaris arundinacea Grass or grass-like 5 ft Sun High Zone 3b
rice cutgrass Leersia oryzoides Grass or grass-like 4.9 ft Sun High Zone 4a
river bulrush Bolboschoenus fluviatilis Grass or grass-like 6.6 ft Sun Medium Zone 3b
riverbank grape Vitis riparia Vine 45 ft Sun–part shade Medium Zone 4a
rock elm Ulmus thomasii Tree 90 ft Sun–part shade High Zone 2b
rough avens Geum laciniatum Wildflower (forb) 3.1 ft Sun–part shade Medium Zone 5a
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
roughleaf dogwood Cornus drummondii Tree 20 ft Sun–part shade Low Zone 4b
roundhead lespedeza Lespedeza capitata Wildflower (forb) 2.6 ft Sun Low Zone 4b
roundleaf goldenrod Solidago patula Wildflower (forb) 6.6 ft Sun–part shade High Zone 3a
rufous bulrush Scirpus pendulus Grass or grass-like 4 ft Sun Medium Zone 3b
sassafras Sassafras albidum Tree 75 ft Sun Low Zone 4b
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
sharpwing monkeyflower Mimulus alatus Wildflower (forb) 2.3 ft Shade-tolerant High Zone 5a
shellbark hickory Carya laciniosa Tree 100 ft Shade-tolerant High Zone 5a
shingle oak Quercus imbricaria Tree 45 ft Sun Medium Zone 5b
shining willow Salix lucida Tree 13 ft Sun–part shade High Zone 3a
shoreline sedge Carex hyalinolepis Grass or grass-like 4 ft Sun–part shade High Zone 4b
Short's sedge Carex shortiana Grass or grass-like 3 ft Sun–part shade High Zone 5b
shortawn foxtail Alopecurus aequalis Grass or grass-like 2.5 ft Sun–part shade High Zone 3b
shrubby St. Johnswort Hypericum prolificum Shrub 3.2 ft Sun–part shade High Zone 4b
Shumard's oak Quercus shumardii Tree 100 ft Sun Medium Zone 5a
slender flatsedge Cyperus bipartitus Grass or grass-like 5 ft Sun Medium Zone 10b
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
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 sumac Rhus glabra Tree 12 ft Sun Low Zone 4a
softleaf sedge Carex disperma Grass or grass-like 2 ft Sun–part shade 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
spring avens Geum vernum Wildflower (forb) 1.6 ft Shade-tolerant Medium Zone 5b
squarestem spikerush Eleocharis quadrangulata Grass or grass-like 4 ft Sun High Zone 4b
squarrose sedge Carex squarrosa Grass or grass-like 3 ft Shade-tolerant Medium Zone 4b
staghorn sumac Rhus typhina Tree 30 ft Sun–part shade Low Zone 4a
star duckweed Lemna trisulca Wildflower (forb) 4 in Sun 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
swamp cottonwood Populus heterophylla Tree 100 ft Sun High Zone 5a
swamp loosestrife Decodon verticillatus Shrub 8 ft Sun–part shade High 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 hairy agrimony Agrimonia gryposepala Wildflower (forb) 5.9 ft Sun–part shade Medium Zone 3a
tamarack Larix laricina Tree 80 ft Sun Medium Zone 1a
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
Torrey's rush Juncus torreyi Grass or grass-like 3.1 ft Sun Medium Zone 3b
trumpet creeper Campsis radicans Vine 2 ft Sun Low Zone 6a
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 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
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 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
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
woodland bluegrass Poa sylvestris Grass or grass-like 3 ft Shade-tolerant High Zone 4a
woolgrass Scirpus cyperinus Grass or grass-like 4.9 ft Sun–part shade High Zone 4a
wreath goldenrod Solidago caesia Wildflower (forb) 3 ft Sun–part shade Medium Zone 4b
wrinkleleaf goldenrod Solidago rugosa Wildflower (forb) 3.3 ft Sun–part shade Medium Zone 4a
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
zigzag goldenrod Solidago flexicaulis Wildflower (forb) 3 ft Sun–part shade Medium Zone 5b

Other native species recorded here 310

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 alumroot Heuchera americana
  • American false pennyroyal Hedeoma pulegioides
  • American ginseng Panax quinquefolius
  • American hogpeanut Amphicarpaea bracteata
  • American lopseed Phryma leptostachya
  • American spikenard Aralia racemosa
  • American white waterlily Nymphaea odorata
  • bald spikerush Eleocharis erythropoda
  • bastard toadflax Comandra umbellata
  • Bebb willow Salix bebbiana
  • beggarslice Hackelia virginiana
  • biennial beeblossom Oenothera gaura
  • big devils beggartick Bidens vulgata
  • bigfruit hawthorn Crataegus macrosperma
  • black baneberry Actaea racemosa
  • blackseed plantain Plantago rugelii
  • blisterwort Ranunculus recurvatus
  • bloodroot Sanguinaria canadensis
  • blue skullcap Scutellaria lateriflora
  • bluejacket Tradescantia ohiensis
  • bluntleaf sandwort Moehringia lateriflora
  • bluntleaf waterleaf Hydrophyllum canadense
  • bog rosemary Andromeda polifolia
  • bog yellowcress Rorippa palustris
  • bristly greenbrier Smilax tamnoides
  • browneyed Susan Rudbeckia triloba
  • bulblet-bearing water hemlock Cicuta bulbifera
  • buttonbush dodder Cuscuta cephalanthi
  • Buxbaum's sedge Carex buxbaumii
  • Canada lettuce Lactuca canadensis
  • Canada mayflower Maianthemum canadense
  • 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 horsenettle Solanum carolinense
  • Carolina vetch Vicia caroliniana
  • carpenter's square Scrophularia marilandica
  • catberry Ilex mucronata
  • Christmas fern Polystichum acrostichoides
  • clammy hedgehyssop Gratiola neglecta
  • clasping Venus' looking-glass Triodanis perfoliata
  • Clayton's sweetroot Osmorhiza claytonii
  • common boneset Eupatorium perfoliatum
  • common cinquefoil Potentilla simplex
  • common moonseed Menispermum canadense
  • common pricklyash Zanthoxylum americanum
  • common threeseed mercury Acalypha rhomboidea
  • common woodrush Luzula multiflora
  • common yellow oxalis Oxalis stricta
  • Culver's root Veronicastrum virginicum
  • curlytop knotweed Polygonum lapathifolium
  • cutleaf grapefern Botrychium dissectum
  • cutleaf toothwort Cardamine concatenata
  • cypress panicgrass Dichanthelium dichotomum
  • Davis' sedge Carex davisii
  • devil's bite Liatris scariosa
  • dogtooth violet Erythronium americanum
  • downy hawthorn Crataegus mollis
  • downy pagoda-plant Blephilia ciliata
  • downy phlox Phlox pilosa
  • downy willowherb Epilobium strictum
  • Dudley's rush Juncus dudleyi
  • dutchman's breeches Dicentra cucullaria
  • dwarf red blackberry Rubus pubescens
  • early goldenrod Solidago juncea
  • early meadow-rue Thalictrum dioicum
  • earlyleaf brome Bromus latiglumis
  • eastern bottlebrush grass Elymus hystrix
  • eastern false rue anemone Enemion biternatum
  • eastern marsh fern Thelypteris palustris
  • eastern poison ivy Toxicodendron radicans
  • eastern prickly gooseberry Ribes cynosbati
  • eastern swamp saxifrage Saxifraga pensylvanica
  • eastern waterleaf Hydrophyllum virginianum
  • elmleaf goldenrod Solidago ulmifolia
  • Emory's sedge Carex emoryi
  • erect knotweed Polygonum erectum
  • feathery false lily of the valley Maianthemum racemosum
  • feverwort Triosteum perfoliatum
  • field thistle Cirsium discolor
  • fire pink Silene virginica
  • fleshy hawthorn Crataegus succulenta
  • floating mannagrass Glyceria septentrionalis
  • flowering spurge Euphorbia corollata
  • fourflower yellow loosestrife Lysimachia quadriflora
  • fragrant bedstraw Galium triflorum
  • Fraser's marsh St. Johnswort Triadenum fraseri
  • fringed loosestrife Lysimachia ciliata
  • giant ironweed Vernonia gigantea
  • giant sunflower Helianthus giganteus
  • golden zizia Zizia aurea
  • goldenseal Hydrastis canadensis
  • great blue lobelia Lobelia siphilitica
  • Great Plains flatsedge Cyperus lupulinus
  • Great Plains lady's tresses Spiranthes magnicamporum
  • great ragweed Ambrosia trifida
  • great waterleaf Hydrophyllum appendiculatum
  • greater fringed gentian Gentianopsis crinita
  • greater water dock Rumex orbiculatus
  • Greek valerian Polemonium reptans
  • green carpetweed Mollugo verticillata
  • green fringed orchid Platanthera lacera
  • grove bluegrass Poa alsodes
  • hairy beardtongue Penstemon hirsutus
  • hairy bedstraw Galium pilosum
  • hairy forked nailwort Paronychia fastigiata
  • hairy pagoda-plant Blephilia hirsuta
  • hairy pinweed Lechea mucronata
  • hairy small-leaf ticktrefoil Desmodium ciliare
  • hairy Solomon's seal Polygonatum pubescens
  • hairy wildrye Elymus villosus
  • hairyjoint meadowparsnip Thaspium barbinode
  • hairystem gooseberry Ribes hirtellum
  • halberdleaf tearthumb Polygonum arifolium
  • harbinger of spring Erigenia bulbosa
  • heartleaf four o'clock Mirabilis nyctaginea
  • heartleaf skullcap Scutellaria ovata
  • Heller's rosette grass Dichanthelium oligosanthes
  • hemlock waterparsnip Sium suave
  • hoary frostweed Helianthemum bicknellii
  • hoary ticktrefoil Desmodium canescens
  • humped bladderwort Utricularia gibba
  • Indian-tobacco Lobelia inflata
  • Indianpipe Monotropa uniflora
  • James' sedge Carex jamesii
  • jumpseed Polygonum virginianum
  • lakecress Neobeckia aquatica
  • lanceleaf fogfruit Phyla lanceolata
  • large St. Johnswort Hypericum majus
  • largeflower bellwort Uvularia grandiflora
  • largefruit blacksnakeroot Sanicula trifoliata
  • largeleaf waterleaf Hydrophyllum macrophyllum
  • least duckweed Lemna minuta
  • Leggett's pinweed Lechea pulchella
  • lesser yellow lady's slipper Cypripedium parviflorum
  • longbract frog orchid Dactylorhiza viridis
  • longbranch frostweed Helianthemum canadense
  • longleaf summer bluet Houstonia longifolia
  • longspur violet Viola rostrata
  • longstyle sweetroot Osmorhiza longistylis
  • man of the earth Ipomoea pandurata
  • manyflower marshpennywort Hydrocotyle umbellata
  • mapleleaf goosefoot Chenopodium simplex
  • marsh pea Lathyrus palustris
  • Maryland sanicle Sanicula marilandica
  • mat sandbur Cenchrus longispinus
  • meadow willow Salix petiolaris
  • moccasin flower Cypripedium acaule
  • Muhlenberg's sedge Carex muehlenbergii
  • mullein foxglove Dasistoma macrophylla
  • nakedflower ticktrefoil Desmodium nudiflorum
  • navel cornsalad Valerianella umbilicata
  • New England aster Symphyotrichum novae-angliae
  • nodding onion Allium cernuum
  • northern dewberry Rubus flagellaris
  • northern slender lady's tresses Spiranthes lacera
  • Norwegian cinquefoil Potentilla norvegica
  • obedient plant Physostegia virginiana
  • oldpasture bluegrass Poa saltuensis
  • pale Indian plantain Arnoglossum atriplicifolium
  • palegreen orchid Platanthera flava
  • palespike lobelia Lobelia spicata
  • parasol whitetop Doellingeria umbellata
  • Parlin's pussytoes Antennaria parlinii
  • Pennsylvania pellitory Parietaria pensylvanica
  • Pennsylvania sedge Carex pensylvanica
  • Philadelphia panicgrass Panicum philadelphicum
  • pitseed goosefoot Chenopodium berlandieri
  • poison sumac Toxicodendron vernix
  • poke milkweed Asclepias exaltata
  • poverty oatgrass Danthonia spicata
  • prairie groundsel Packera plattensis
  • pubescent sedge Carex hirtifolia
  • purple chokeberry Aronia ×prunifolia
  • purple marshlocks Comarum palustre
  • purple meadow-rue Thalictrum dasycarpum
  • purple meadowparsnip Thaspium trifoliatum
  • purple milkweed Asclepias purpurascens
  • purple milkwort Polygala sanguinea
  • purple pitcherplant Sarracenia purpurea
  • purple rattlesnakeroot Prenanthes racemosa
  • purplestem angelica Angelica atropurpurea
  • queendevil Hieracium gronovii
  • rabbit-tobacco Pseudognaphalium obtusifolium
  • ramp Allium tricoccum
  • red columbine Aquilegia canadensis
  • red hickory Carya ovalis
  • reflexed sedge Carex retroflexa
  • rice button aster Symphyotrichum dumosum
  • robin's plantain Erigeron pulchellus
  • rosepink Sabatia angularis
  • rosy sedge Carex rosea
  • rough hawkweed Hieracium scabrum
  • roundleaf ragwort Packera obovata
  • roundseed panicgrass Dichanthelium sphaerocarpon
  • roundseed St. Johnswort Hypericum sphaerocarpum
  • scaldweed Cuscuta gronovii
  • seedbox Ludwigia alternifolia
  • Seneca snakeroot Polygala senega
  • sensitive fern Onoclea sensibilis
  • sessileleaf ticktrefoil Desmodium sessilifolium
  • shining bedstraw Galium concinnum
  • shining clubmoss Huperzia lucidula
  • shining lady's tresses Spiranthes lucida
  • Short's aster Symphyotrichum shortii
  • shortbeak sedge Carex brevior
  • shortstalk false bindweed Calystegia silvatica
  • showy ticktrefoil Desmodium canadense
  • silky dogwood Cornus obliqua
  • sixweeks fescue Vulpia octoflora
  • skullcap speedwell Veronica scutellata
  • sleepy silene Silene antirrhina
  • slender fimbry Fimbristylis autumnalis
  • slender lespedeza Lespedeza virginica
  • slender wedgescale Sphenopholis intermedia
  • slender woodland sedge Carex digitalis
  • slenderleaf false foxglove Agalinis tenuifolia
  • slimleaf panicgrass Dichanthelium linearifolium
  • small skullcap Scutellaria parvula
  • smooth oxeye Heliopsis helianthoides
  • smooth rockcress Arabis laevigata
  • smooth sawgrass Cladium mariscoides
  • smooth Solomon's seal Polygonatum biflorum
  • smooth yellow false foxglove Aureolaria flava
  • soft agrimony Agrimonia pubescens
  • southeastern wildrye Elymus glabriflorus
  • Spanish needles Bidens bipinnata
  • spinulose woodfern Dryopteris carthusiana
  • spotted geranium Geranium maculatum
  • spotted sandmat Chamaesyce maculata
  • spotted water hemlock Cicuta maculata
  • spreading dogbane Apocynum androsaemifolium
  • spreading sedge Carex laxiculmis
  • starflower Trientalis borealis
  • starry false lily of the valley Maianthemum stellatum
  • starved panicgrass Dichanthelium depauperatum
  • stiff cowbane Oxypolis rigidior
  • striped cream violet Viola striata
  • swamp dock Rumex verticillatus
  • swamp thistle Cirsium muticum
  • swamp verbena Verbena hastata
  • Swan's sedge Carex swanii
  • sweet white violet Viola blanda
  • sweetscented joe pye weed Eutrochium purpureum
  • tall blue lettuce Lactuca biennis
  • tall rattlesnakeroot Prenanthes altissima
  • tall thimbleweed Anemone virginiana
  • tall thistle Cirsium altissimum
  • tall tickseed Coreopsis tripteris
  • Tennessee bladderfern Cystopteris tennesseensis
  • thinleaf sunflower Helianthus decapetalus
  • threeleaf goldthread Coptis trifolia
  • tinted woodland spurge Euphorbia commutata
  • toadshade Trillium sessile
  • tower rockcress Arabis glabra
  • Tuckerman's sedge Carex tuckermanii
  • tufted lovegrass Eragrostis pectinacea
  • twinleaf Jeffersonia diphylla
  • twoflower dwarfdandelion Krigia biflora
  • twoleaf miterwort Mitella diphylla
  • upright carrionflower Smilax ecirrhata
  • vasevine Clematis viorna
  • veiny skullcap Scutellaria nervosa
  • violet lespedeza Lespedeza violacea
  • Virginia groundcherry Physalis virginiana
  • Virginia mountainmint Pycnanthemum virginianum
  • Virginia snakeroot Aristolochia serpentaria
  • Virginia springbeauty Claytonia virginica
  • Virginia strawberry Fragaria virginiana
  • warty spurge Euphorbia spathulata
  • waterplantain spearwort Ranunculus ambigens
  • waxyfruit hawthorn Crataegus pruinosa
  • waxyleaf meadow-rue Thalictrum revolutum
  • whip nutrush Scleria triglomerata
  • white baneberry Actaea pachypoda
  • white blue-eyed grass Sisyrinchium albidum
  • white fawnlily Erythronium albidum
  • white snakeroot Ageratina altissima
  • white trillium Trillium grandiflorum
  • white turtlehead Chelone glabra
  • white vervain Verbena urticifolia
  • whiteflower leafcup Polymnia canadensis
  • whitehair rosette grass Dichanthelium villosissimum
  • whorled milkwort Polygala verticillata
  • whorled rosinweed Silphium trifoliatum
  • wideflower phlox Phlox latifolia
  • widowsfrill Silene stellata
  • wild cucumber Echinocystis lobata
  • wild yam Dioscorea villosa
  • wingstem Verbesina alternifolia
  • witchgrass Panicum capillare
  • wood anemone Anemone quinquefolia
  • wood lily Lilium philadelphicum
  • woodbine Parthenocissus vitacea
  • woodland flax Linum virginianum
  • woodland lettuce Lactuca floridana
  • woodland sunflower Helianthus divaricatus
  • woolly sedge Carex pellita
  • yellow giant hyssop Agastache nepetoides
  • yellow pimpernel Taenidia integerrima
  • yellow screwstem Bartonia virginica
  • yellow widelip orchid Liparis loeselii
  • yellowseed false pimpernel Lindernia dubia
Also listed as native and introduced here 4

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
  • climbing false buckwheatPolygonum scandens
  • hedge false bindweedCalystegia sepium
  • Kentucky bluegrassPoa pratensis

Compared with Indiana

The typical county is the median of the 92 Indiana 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, Allen County and Indiana
MeasureAllen CountyTypical countyStatewide
Native species 563 494 1,773
Garden-ready natives 253 211 601
Tree 63 — 164
Shrub 26 — 88
Wildflower (forb) 332 — 954
Grass or grass-like 106 — 416
Vine 24 — 74
Fern 12 — 77

Neighboring counties

Counties that share a ZIP code with Allen County.

Look up another ZIP

Matches your ZIP to the county it mostly lies in, then lists the plants recorded as native to your state (Kew’s World Checklist and USDA PLANTS) and recorded in that county by USDA PLANTS.

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
Allen County (county FIPS 18003), Indiana. 563 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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