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Native plants · Oklahoma

Native plants of Haskell County

157 plant species are recorded as native to Oklahoma in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Haskell County by USDA PLANTS. 77 of them have growing records you can filter by light, moisture, height and estimated cold hardiness.

County summary · USDA PLANTS and Kew WCVP

Haskell County, Oklahoma

Native species
157 Typical Oklahoma county: 203 (median of 77 counties)
Garden-ready natives
77 Typical Oklahoma county: 80
Share by type (all 157 native species)
Percent of the 157 native species in each growth type
Tree 25% (39)
Shrub 2% (3)
Wildflower (forb) 58% (91)
Grass or grass-like 11% (18)
Vine 4% (6)

Wildflowers make up the largest share of the native list (58%), followed by trees (25%).

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 7b (2023 map).

The native plant list

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

Garden-ready natives 77

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

Garden-ready native plants of Haskell County, Oklahoma
PlantType HeightLight Water useHardy to
American elm Ulmus americana Tree 120 ft Sun–part shade High Zone 2b
American water-willow Justicia americana Wildflower (forb) 2.5 ft Shade-tolerant Medium Zone 4b
big bluestem Andropogon gerardii Grass or grass-like 6 ft Sun Low 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
blackeyed Susan Rudbeckia hirta Wildflower (forb) 1 ft Sun Medium Zone 5a
blackgum Nyssa sylvatica Tree 95 ft Shade-tolerant Medium Zone 5b
blackjack oak Quercus marilandica Tree 25 ft Sun Low Zone 6a
blue mistflower Conoclinium coelestinum Wildflower (forb) 3.2 ft Shade-tolerant Medium Zone 6a
boxelder Acer negundo Tree 60 ft Shade-tolerant Medium Zone 2b
bur oak Quercus macrocarpa Tree 100 ft Sun–part shade Medium Zone 3b
butterfly milkweed Asclepias tuberosa Wildflower (forb) 2 ft Sun Low Zone 4a
butterweed Packera glabella Wildflower (forb) 3.2 ft Sun High Zone 10b
calico aster Symphyotrichum lateriflorum Wildflower (forb) 4 ft Sun Medium Zone 4a
Canadian horseweed Conyza canadensis Wildflower (forb) 5 ft Sun Medium Zone 12b
Carolina rose Rosa carolina Shrub 5 ft Sun–part shade Low Zone 3a
cedar elm Ulmus crassifolia Tree 90 ft Sun–part shade Medium Zone 6a
Chickasaw plum Prunus angustifolia Tree 12 ft Sun Medium Zone 4b
chinquapin oak Quercus muehlenbergii Tree 70 ft Sun Medium Zone 4a
climbing rose Rosa setigera Vine 16 ft Sun Low Zone 6a
common buttonbush Cephalanthus occidentalis Tree 15 ft Shade-tolerant High Zone 4a
common hackberry Celtis occidentalis Tree 60 ft Shade-tolerant Low Zone 2b
coralberry Symphoricarpos orbiculatus Shrub 2 ft Sun–part shade High Zone 5a
cylinder jointtail grass Coelorachis cylindrica Grass or grass-like 3.2 ft Sun–part shade Low Zone 5a
dotted blazing star Liatris punctata Wildflower (forb) 2 ft Sun Medium Zone 3a
eastern redbud Cercis canadensis Tree 30 ft Shade-tolerant Low Zone 4b
false daisy Eclipta prostrata Wildflower (forb) 3.2 ft Sun–part shade Medium Zone 10b
flowering dogwood Cornus florida Tree 30 ft Shade-tolerant Low Zone 4b
fowl mannagrass Glyceria striata Grass or grass-like 5.7 ft Shade-tolerant Medium Zone 3b
foxglove beardtongue Penstemon digitalis Wildflower (forb) 4 ft Shade-tolerant Low Zone 3b
fringeleaf wild petunia Ruellia humilis Wildflower (forb) 2.6 ft Shade-tolerant Low Zone 4a
giant cane Arundinaria gigantea Shrub 25 ft Sun Medium Zone 5a
golden tickseed Coreopsis tinctoria Wildflower (forb) 3 ft Sun–part shade High Zone 12b
gray goldenrod Solidago nemoralis Wildflower (forb) 2 ft Sun Medium Zone 4a
green ash Fraxinus pennsylvanica Tree 80 ft Shade-tolerant Medium Zone 2b
halberdleaf rosemallow Hibiscus laevis Wildflower (forb) 8 ft Sun–part shade High Zone 6a
honeylocust Gleditsia triacanthos Tree 70 ft Sun Medium Zone 3b
Indian woodoats Chasmanthium latifolium Grass or grass-like 4.6 ft Shade-tolerant Medium Zone 4a
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
longspike tridens Tridens strictus Grass or grass-like 4.9 ft Sun–part shade Low Zone 2a
mockernut hickory Carya tomentosa Tree 85 ft Sun–part shade Medium Zone 4a
nodding lady's tresses Spiranthes cernua Wildflower (forb) 1.5 ft Sun High Zone 3b
northern red oak Quercus rubra Tree 81 ft Sun–part shade Medium Zone 3b
pale purple coneflower Echinacea pallida Wildflower (forb) 1.2 ft Sun Medium Zone 4a
pecan Carya illinoinensis Tree 120 ft Sun High Zone 5a
Pennsylvania smartweed Polygonum pensylvanicum Wildflower (forb) 3.9 ft Sun Medium Zone 10b
peppervine Nekemias arborea Vine 1 in Shade-tolerant Medium Zone 6a
pin oak Quercus palustris Tree 100 ft Sun High Zone 4a
possumhaw Ilex decidua Tree 33 ft Shade-tolerant Medium Zone 5b
post oak Quercus stellata Tree 60 ft Sun Medium Zone 4a
prairie fleabane Erigeron strigosus Wildflower (forb) 3 ft Sun Medium Zone 4b
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
red maple Acer rubrum Tree 68 ft Sun–part shade High Zone 2b
scarlet Indian paintbrush Castilleja coccinea Wildflower (forb) 1.6 ft Shade-tolerant Medium Zone 4b
shortleaf pine Pinus echinata Tree 100 ft Sun Medium Zone 5b
Shumard's oak Quercus shumardii Tree 100 ft Sun Medium Zone 5a
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
southern red oak Quercus falcata Tree 75 ft Sun–part shade Medium Zone 6a
southern sugar maple Acer floridanum Tree 50 ft Shade-tolerant Medium Zone 5b
stalkless yellowcress Rorippa sessiliflora Wildflower (forb) 1.5 ft Sun–part shade High Zone 12b
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
sugarberry Celtis laevigata Tree 80 ft Shade-tolerant High Zone 5a
swamp smartweed Polygonum hydropiperoides Wildflower (forb) — Sun Medium Zone 10b
trumpet creeper Campsis radicans Vine 2 ft Sun Low Zone 6a
Virginia threeseed mercury Acalypha virginica Wildflower (forb) 3 ft Sun–part shade Medium Zone 10b
water oak Quercus nigra Tree 90 ft Sun High Zone 5a
white doll's daisy Boltonia asteroides Wildflower (forb) 8 ft Sun–part shade Medium Zone 3b
white prairie clover Dalea candida Wildflower (forb) 2 ft Sun–part shade Medium Zone 3b
wild bergamot Monarda fistulosa Wildflower (forb) 4.9 ft Sun–part shade High Zone 4a
willow oak Quercus phellos Tree 100 ft Sun High Zone 5a
winged elm Ulmus alata Tree 65 ft Shade-tolerant Medium Zone 5b
winged sumac Rhus copallinum Tree 8 ft Sun Low Zone 4b
yellow passionflower Passiflora lutea Vine 16 ft Shade-tolerant Low Zone 5a

Other native species recorded here 80

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.

  • ashy sunflower Helianthus mollis
  • azure blue sage Salvia azurea
  • Baldwin's ironweed Vernonia baldwinii
  • birdfoot violet Viola pedata
  • camphorweed Heterotheca subaxillaris
  • Carolina coralbead Cocculus carolinus
  • Carolina horsenettle Solanum carolinense
  • Carolina woollywhite Hymenopappus scabiosaeus
  • clasping milkweed Asclepias amplexicaulis
  • common boneset Eupatorium perfoliatum
  • compassplant Silphium laciniatum
  • creeping lespedeza Lespedeza repens
  • crowpoison Nothoscordum bivalve
  • cutleaf evening primrose Oenothera laciniata
  • diamond-flowers Stenaria nigricans
  • downy phlox Phlox pilosa
  • dwarf chinquapin oak Quercus prinoides
  • dwarf hackberry Celtis pumila
  • early buttercup Ranunculus fascicularis
  • floating primrose-willow Ludwigia peploides
  • Florida paspalum Paspalum floridanum
  • fringed nutrush Scleria ciliata
  • globe flatsedge Cyperus echinatus
  • gravelweed Verbesina helianthoides
  • green antelopehorn Asclepias viridis
  • green fringed orchid Platanthera lacera
  • green milkweed Asclepias hirtella
  • grooved flax Linum sulcatum
  • groovestem Indian plantain Arnoglossum plantagineum
  • gum bully Sideroxylon lanuginosum
  • hairy fimbry Fimbristylis puberula
  • hairyseed paspalum Paspalum pubiflorum
  • hogwort Croton capitatus
  • Indian-tobacco Lobelia inflata
  • lanceleaf blanketflower Gaillardia aestivalis
  • lateflowering thoroughwort Eupatorium serotinum
  • light poppymallow Callirhoe alcaeoides
  • little lady's tresses Spiranthes tuberosa
  • longflower beeblossom Oenothera filiformis
  • marsh bristlegrass Setaria parviflora
  • meadow garlic Allium canadense
  • Michaux's croton Croton michauxii
  • narrowleaf gumweed Grindelia lanceolata
  • narrowleaf mountainmint Pycnanthemum tenuifolium
  • narrowleaf pinweed Lechea tenuifolia
  • narrowleaf stoneseed Lithospermum incisum
  • northern slender lady's tresses Spiranthes lacera
  • Nuttall's prairie parsley Polytaenia nuttallii
  • obedient plant Physostegia virginiana
  • Oklahoma grasspink Calopogon oklahomensis
  • palespike lobelia Lobelia spicata
  • poorjoe Diodia teres
  • poverty dropseed Sporobolus vaginiflorus
  • procession flower Polygala incarnata
  • prostrate sandmat Chamaesyce prostrata
  • purple milkwort Polygala sanguinea
  • purple passionflower Passiflora incarnata
  • rabbit-tobacco Pseudognaphalium obtusifolium
  • rose mock vervain Glandularia canadensis
  • rough barnyardgrass Echinochloa muricata
  • rusty blackhaw Viburnum rufidulum
  • sessileleaf ticktrefoil Desmodium sessilifolium
  • sidebeak pencilflower Stylosanthes biflora
  • silverleaf nightshade Solanum elaeagnifolium
  • sleepy silene Silene antirrhina
  • slimflower scurfpea Psoralidium tenuiflorum
  • slimpod rush Juncus diffusissimus
  • sneezeweed Helenium amarum
  • soft goldenaster Chrysopsis pilosa
  • southeastern wildrye Elymus glabriflorus
  • spotted water hemlock Cicuta maculata
  • spring lady's tresses Spiranthes vernalis
  • tall blazing star Liatris aspera
  • Texas toadflax Nuttallanthus texanus
  • threadleaf evening primrose Oenothera linifolia
  • Virginia springbeauty Claytonia virginica
  • Virginia strawberry Fragaria virginiana
  • Virginia tephrosia Tephrosia virginiana
  • white heath aster Symphyotrichum ericoides
  • willowleaf aster Symphyotrichum praealtum

Compared with Oklahoma

The typical county is the median of the 77 Oklahoma 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, Haskell County and Oklahoma
MeasureHaskell CountyTypical countyStatewide
Native species 157 203 1,513
Garden-ready natives 77 80 535
Tree 39 — 130
Shrub 3 — 63
Wildflower (forb) 91 — 849
Grass or grass-like 18 — 341
Vine 6 — 85
Fern 0 — 45

Neighboring counties

Counties that share a ZIP code with Haskell 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
Haskell County (county FIPS 40061), Oklahoma. 157 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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