Native plants · Ohio
Native plants of Hardin County
276 plant species are recorded as native to Ohio in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Hardin County by USDA PLANTS. 147 of them have growing records you can filter by light, moisture, height and estimated cold hardiness. 2 more species are listed as both native and introduced and kept in a separate section.
County summary · USDA PLANTS and Kew WCVP
Hardin County, Ohio
- Native species
- 276 Typical Ohio county: 559 (median of 88 counties)
- Garden-ready natives
- 147 Typical Ohio county: 241
- Share by type (all 276 native species)
-
Percent of the 276 native species in each growth type
Wildflowers make up the largest share of the native list (46%), followed by trees (23%).
The native plant list
Garden-ready natives 147
Native species with PLANTS growing records (height, light, moisture, minimum temperature). “—” means PLANTS has no value.
| Plant | Type | Height | Light | Water use | Hardy to |
|---|---|---|---|---|---|
| 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 bittersweet Celastrus scandens | Vine | 15 ft | Shade-tolerant | High | Zone 3b |
| American black currant Ribes americanum | Shrub | 3 ft | — | — | Zone 2b |
| 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 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 |
| 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 |
| bigtooth aspen Populus grandidentata | Tree | 65 ft | Sun | High | Zone 3a |
| 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 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 |
| black willow Salix nigra | Tree | 100 ft | Sun | High | Zone 1b |
| 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 |
| bluntleaf bedstraw Galium obtusum | Wildflower (forb) | 1.5 ft | Shade-tolerant | High | Zone 4a |
| 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 |
| 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 cattail Typha latifolia | Wildflower (forb) | 5 ft | Sun–part shade | High | Zone 3b |
| bulbous bittercress Cardamine bulbosa | Wildflower (forb) | 1.4 ft | Shade-tolerant | Medium | Zone 4a |
| 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 | — |
| Carolina rose Rosa carolina | Shrub | 5 ft | Sun–part shade | Low | Zone 3a |
| chinquapin oak Quercus muehlenbergii | Tree | 70 ft | Sun | Medium | Zone 4a |
| chokecherry Prunus virginiana | Tree | 25 ft | Sun | Medium | Zone 3a |
| climbing rose Rosa setigera | Vine | 16 ft | Sun | Low | Zone 6a |
| 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 cowparsnip Heracleum maximum | Wildflower (forb) | 8 ft | Sun | High | Zone 3b |
| common hackberry Celtis occidentalis | Tree | 60 ft | Shade-tolerant | Low | Zone 2b |
| 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 winterberry Ilex verticillata | Tree | 10 ft | Sun–part shade | High | Zone 4b |
| devil's darning needles Clematis virginiana | Vine | 15 ft | Sun–part shade | Medium | Zone 3b |
| 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 |
| 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 |
| field horsetail Equisetum arvense | Fern | 11 in | Sun–part shade | High | Zone 3a |
| 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 sedge Carex crinita | Grass or grass-like | 5.2 ft | Sun–part shade | Medium | Zone 4a |
| frost grape Vitis vulpina | Vine | 83 ft | Sun–part shade | Medium | Zone 5a |
| Georgia bulrush Scirpus georgianus | Grass or grass-like | 4.5 ft | Sun–part shade | Medium | Zone 3b |
| golden ragwort Packera aurea | Wildflower (forb) | 3.9 ft | Shade-tolerant | High | Zone 3a |
| 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'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 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 |
| halberdleaf rosemallow Hibiscus laevis | Wildflower (forb) | 8 ft | Sun–part shade | High | Zone 6a |
| honeylocust Gleditsia triacanthos | Tree | 70 ft | Sun | 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 |
| jewelweed Impatiens capensis | Wildflower (forb) | 4.9 ft | Shade-tolerant | Medium | Zone 10b |
| Kentucky coffeetree Gymnocladus dioicus | Tree | 100 ft | Sun | Medium | Zone 4a |
| 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 |
| 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 |
| Missouri River willow Salix eriocephala | Tree | 52 ft | Shade-tolerant | High | Zone 3b |
| mockernut hickory Carya tomentosa | Tree | 85 ft | Sun–part shade | Medium | Zone 4a |
| narrowleaf blue-eyed grass Sisyrinchium angustifolium | Wildflower (forb) | 2 ft | Sun–part shade | Medium | Zone 7a |
| nimblewill Muhlenbergia schreberi | Grass or grass-like | 3.2 ft | Shade-tolerant | Low | Zone 4a |
| northern catalpa Catalpa speciosa | Tree | 60 ft | Sun | Low | Zone 3b |
| 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 spicebush Lindera benzoin | Tree | 12 ft | Sun–part shade | Medium | Zone 5a |
| Ohio buckeye Aesculus glabra | Tree | 68 ft | Shade-tolerant | Medium | Zone 4a |
| panicledleaf ticktrefoil Desmodium paniculatum | Wildflower (forb) | 3 ft | Sun–part shade | Low | Zone 6a |
| pawpaw Asimina triloba | Tree | 25 ft | Shade-tolerant | Medium | Zone 4b |
| peachleaf willow Salix amygdaloides | Tree | 60 ft | Sun | High | Zone 4a |
| Philadelphia fleabane Erigeron philadelphicus | Wildflower (forb) | 2.8 ft | Sun–part shade | Medium | Zone 4b |
| pin oak Quercus palustris | Tree | 100 ft | Sun | High | Zone 4a |
| poverty rush Juncus tenuis | Grass or grass-like | 1.5 ft | Sun–part shade | Medium | Zone 3b |
| prairie cordgrass Spartina pectinata | Grass or grass-like | 8 ft | Sun | High | Zone 3b |
| pumpkin ash Fraxinus profunda | Tree | 120 ft | Sun–part shade | High | Zone 5a |
| pussy willow Salix discolor | Tree | 40 ft | Shade-tolerant | High | Zone 4a |
| quaking aspen Populus tremuloides | Tree | 65 ft | Sun | High | Zone 1a |
| rattlesnake fern Botrychium virginianum | Fern | 1.4 ft | Shade-tolerant | Medium | Zone 3b |
| red maple Acer rubrum | Tree | 68 ft | Sun–part shade | High | Zone 2b |
| red mulberry Morus rubra | Tree | 70 ft | Shade-tolerant | Medium | Zone 4a |
| 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 |
| 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 |
| roughleaf dogwood Cornus drummondii | Tree | 20 ft | Sun–part shade | Low | Zone 4b |
| roundleaf greenbrier Smilax rotundifolia | Vine | 1 ft | Sun | Medium | Zone 4a |
| sandbar willow Salix interior | Tree | 30 ft | Sun | — | Zone 1a |
| sassafras Sassafras albidum | Tree | 75 ft | Sun | Low | Zone 4b |
| shagbark hickory Carya ovata | Tree | 75 ft | Sun–part shade | Medium | Zone 3a |
| shallow sedge Carex lurida | Grass or grass-like | 3.2 ft | Sun–part shade | Medium | Zone 4a |
| 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 |
| 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 |
| shrubby cinquefoil Dasiphora fruticosa | Shrub | 2.5 ft | Sun–part shade | Low | Zone 4b |
| silky dogwood Cornus amomum | Shrub | 10 ft | Sun–part shade | High | Zone 3b |
| silver maple Acer saccharinum | Tree | 90 ft | Sun–part shade | Medium | Zone 2b |
| slippery elm Ulmus rubra | Tree | 85 ft | Shade-tolerant | High | Zone 3a |
| smallspike false nettle Boehmeria cylindrica | Wildflower (forb) | 3.9 ft | Shade-tolerant | Medium | Zone 4a |
| 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 |
| spring avens Geum vernum | Wildflower (forb) | 1.6 ft | Shade-tolerant | Medium | Zone 5b |
| 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 |
| 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 |
| swamp rose Rosa palustris | Shrub | 8.2 ft | Shade-tolerant | Medium | Zone 4a |
| swamp white oak Quercus bicolor | Tree | 100 ft | Sun–part shade | High | Zone 4b |
| tall hairy agrimony Agrimonia gryposepala | Wildflower (forb) | 5.9 ft | Sun–part shade | Medium | Zone 3a |
| troublesome sedge Carex molesta | Grass or grass-like | 3 ft | Sun | Medium | Zone 3b |
| trumpet creeper Campsis radicans | Vine | 2 ft | Sun | Low | Zone 6a |
| tuliptree Liriodendron tulipifera | Tree | 120 ft | Sun | Medium | Zone 5b |
| twoheaded water-starwort Callitriche heterophylla | Wildflower (forb) | — | Sun | High | Zone 4a |
| 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 wildrye Elymus virginicus | Grass or grass-like | 2.5 ft | Shade-tolerant | Medium | Zone 4b |
| water knotweed Polygonum amphibium | Wildflower (forb) | 1 in | Sun | High | Zone 5a |
| white ash Fraxinus americana | Tree | 90 ft | Sun | High | 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 |
| 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 |
| wirestem muhly Muhlenbergia frondosa | Grass or grass-like | 2 ft | Shade-tolerant | Medium | Zone 3b |
| woodland bluegrass Poa sylvestris | Grass or grass-like | 3 ft | Shade-tolerant | High | Zone 4a |
| yellow marsh marigold Caltha palustris | Wildflower (forb) | 2 ft | Sun | High | Zone 3b |
No garden-ready natives match these filters. Try clearing one.
Other native species recorded here 129
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.
Hidden while “Garden-ready only” is on.
- American cancer-root Conopholis americana
- American false pennyroyal Hedeoma pulegioides
- American lopseed Phryma leptostachya
- bald spikerush Eleocharis erythropoda
- beggarslice Hackelia virginiana
- bloodroot Sanguinaria canadensis
- bluntleaf sandwort Moehringia lateriflora
- bluntleaf waterleaf Hydrophyllum canadense
- bog yellowcress Rorippa palustris
- brome-like sedge Carex bromoides
- Canada lettuce Lactuca canadensis
- Canadian anemone Anemone canadensis
- Canadian blacksnakeroot Sanicula canadensis
- Canadian honewort Cryptotaenia canadensis
- Canadian wildginger Asarum canadense
- Canadian woodnettle Laportea canadensis
- Carolina horsenettle Solanum carolinense
- carpenter's square Scrophularia marilandica
- clammy hedgehyssop Gratiola neglecta
- Clayton's sweetroot Osmorhiza claytonii
- clustered blacksnakeroot Sanicula odorata
- common bladderwort Utricularia macrorhiza
- common cinquefoil Potentilla simplex
- common milkweed Asclepias syriaca
- common moonseed Menispermum canadense
- common pricklyash Zanthoxylum americanum
- common yellow oxalis Oxalis stricta
- Culver's root Veronicastrum virginicum
- cutleaf grapefern Botrychium dissectum
- cutleaf toothwort Cardamine concatenata
- dotted hawthorn Crataegus punctata
- downy hawthorn Crataegus mollis
- dutchman's breeches Dicentra cucullaria
- earth loosestrife Lysimachia terrestris
- eastern bottlebrush grass Elymus hystrix
- eastern marsh fern Thelypteris palustris
- eastern poison ivy Toxicodendron radicans
- eastern prickly gooseberry Ribes cynosbati
- eastern waterleaf Hydrophyllum virginianum
- ebony spleenwort Asplenium platyneuron
- Emory's sedge Carex emoryi
- false mermaidweed Floerkea proserpinacoides
- feathery false lily of the valley Maianthemum racemosum
- field thistle Cirsium discolor
- fire pink Silene virginica
- fireberry hawthorn Crataegus chrysocarpa
- fragrant bedstraw Galium triflorum
- fringed loosestrife Lysimachia ciliata
- glade fern Diplazium pycnocarpon
- goldenseal Hydrastis canadensis
- Goldie's woodfern Dryopteris goldieana
- grape honeysuckle Lonicera reticulata
- great waterleaf Hydrophyllum appendiculatum
- Greek valerian Polemonium reptans
- hairyjoint meadowparsnip Thaspium barbinode
- heartleaf plantain Plantago cordata
- inflated narrow-leaf sedge Carex grisea
- jumpseed Polygonum virginianum
- lanceleaf figwort Scrophularia lanceolata
- lanceleaf fogfruit Phyla lanceolata
- largeflower bellwort Uvularia grandiflora
- largefruit blacksnakeroot Sanicula trifoliata
- largeleaf waterleaf Hydrophyllum macrophyllum
- Leavenworth's sedge Carex leavenworthii
- licorice bedstraw Galium circaezans
- lizard's tail Saururus cernuus
- longbranch frostweed Helianthemum canadense
- longspur violet Viola rostrata
- lowland bladderfern Cystopteris protrusa
- man of the earth Ipomoea pandurata
- mapleleaf goosefoot Chenopodium simplex
- mayapple Podophyllum peltatum
- meadow garlic Allium canadense
- Michigan lily Lilium michiganense
- navel cornsalad Valerianella umbilicata
- neckweed Veronica peregrina
- nodding wakerobin Trillium flexipes
- Norwegian cinquefoil Potentilla norvegica
- pale dock Rumex altissimus
- pear hawthorn Crataegus calpodendron
- poverty dropseed Sporobolus vaginiflorus
- pretty sedge Carex woodii
- puffsheath dropseed Sporobolus neglectus
- purple meadowparsnip Thaspium trifoliatum
- purplerocket Iodanthus pinnatifidus
- purplestem angelica Angelica atropurpurea
- ramp Allium tricoccum
- red columbine Aquilegia canadensis
- richweed Collinsonia canadensis
- rosy sedge Carex rosea
- rough barnyardgrass Echinochloa muricata
- rue anemone Thalictrum thalictroides
- sensitive fern Onoclea sensibilis
- showy ticktrefoil Desmodium canadense
- silver false spleenwort Deparia acrostichoides
- skullcap speedwell Veronica scutellata
- slender looseflower sedge Carex gracilescens
- slender wedgescale Sphenopholis intermedia
- slender yellow woodsorrel Oxalis dillenii
- smooth rockcress Arabis laevigata
- smooth Solomon's seal Polygonatum biflorum
- soft fox sedge Carex conjuncta
- spinulose woodfern Dryopteris carthusiana
- spotted geranium Geranium maculatum
- spotted water hemlock Cicuta maculata
- spreading chervil Chaerophyllum procumbens
- spring blue eyed Mary Collinsia verna
- starry false lily of the valley Maianthemum stellatum
- striped cream violet Viola striata
- toadshade Trillium sessile
- tower rockcress Arabis glabra
- tufted lovegrass Eragrostis pectinacea
- twoleaf miterwort Mitella diphylla
- upland brittle bladderfern Cystopteris tenuis
- upright carrionflower Smilax ecirrhata
- Virginia pepperweed Lepidium virginicum
- Virginia snakeroot Aristolochia serpentaria
- Virginia springbeauty Claytonia virginica
- Virginia strawberry Fragaria virginiana
- waxyfruit hawthorn Crataegus pruinosa
- white baneberry Actaea pachypoda
- whiteflower leafcup Polymnia canadensis
- wild cucumber Echinocystis lobata
- wild yam Dioscorea villosa
- witchgrass Panicum capillare
- wood anemone Anemone quinquefolia
- yellow water buttercup Ranunculus flabellaris
- yellowfruit sedge Carex annectens
- yellowseed false pimpernel Lindernia dubia
Also listed as native and introduced here 2
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
- hedge false bindweedCalystegia sepium
Compared with Ohio
The typical county is the median of the 88 Ohio 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.
| Measure | Hardin County | Typical county | Statewide |
|---|---|---|---|
| Native species | 276 | 559 | 1,740 |
| Garden-ready natives | 147 | 241 | 594 |
| Tree | 63 | — | 160 |
| Shrub | 12 | — | 94 |
| Wildflower (forb) | 126 | — | 939 |
| Grass or grass-like | 46 | — | 400 |
| Vine | 16 | — | 62 |
| Fern | 13 | — | 85 |
Neighboring counties
Counties that share a ZIP code with Hardin County.
- Allen County, OH 136 garden-ready
- Auglaize County, OH 265 garden-ready
- Hancock County, OH 161 garden-ready
- Logan County, OH 214 garden-ready
- Marion County, OH 174 garden-ready
- Union County, OH 145 garden-ready
- Wyandot County, OH 210 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
- Hardin County (county FIPS 39065), Ohio. 276 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