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Native plants · South Dakota

Native plants of Gregory County

195 plant species are recorded as native to South Dakota in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Gregory County by USDA PLANTS. 90 of them have growing records you can filter by light, moisture, height and estimated cold hardiness.

County summary · USDA PLANTS and Kew WCVP

Gregory County, South Dakota

Native species
195 Typical South Dakota county: 110 (median of 65 counties)
Garden-ready natives
90 Typical South Dakota county: 59
Share by type (all 195 native species)
Percent of the 195 native species in each growth type
Tree 8% (16)
Shrub 6% (11)
Wildflower (forb) 61% (119)
Grass or grass-like 22% (43)
Vine 2% (4)
Fern 1% (2)

Wildflowers make up the largest share of the native list (61%), 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 zone 5a (2023 map).

The native plant list

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

Garden-ready natives 90

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

Garden-ready native plants of Gregory County, South Dakota
PlantType HeightLight Water useHardy to
alkali buttercup Ranunculus cymbalaria Wildflower (forb) 1 ft Shade-tolerant High Zone 3b
American elm Ulmus americana Tree 120 ft Sun–part shade High Zone 2b
American licorice Glycyrrhiza lepidota Wildflower (forb) 4 ft Sun–part shade High Zone 3b
American plum Prunus americana Tree 24 ft Sun Medium Zone 3b
American vetch Vicia americana Vine 1.3 ft Sun Low Zone 3b
American water horehound Lycopus americanus Wildflower (forb) 1.8 ft Shade-tolerant High Zone 3b
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
big bluestem Andropogon gerardii Grass or grass-like 6 ft Sun Low Zone 2b
broom snakeweed Gutierrezia sarothrae Shrub 1.5 ft Sun Medium Zone 3b
bur oak Quercus macrocarpa Tree 100 ft Sun–part shade Medium Zone 3b
Canada germander Teucrium canadense Wildflower (forb) 3.3 ft Sun–part shade High Zone 3a
Canada goldenrod Solidago altissima Wildflower (forb) 5 ft Sun–part shade Medium Zone 4b
Canada wildrye Elymus canadensis Grass or grass-like 3 ft Shade-tolerant Medium Zone 3a
Canadian horseweed Conyza canadensis Wildflower (forb) 5 ft Sun Medium Zone 12b
Canadian milkvetch Astragalus canadensis Wildflower (forb) 6 in Sun Medium Zone 3b
chokecherry Prunus virginiana Tree 25 ft Sun Medium Zone 3a
cloaked bulrush Scirpus pallidus Grass or grass-like 5 ft Sun Medium Zone 3b
common evening primrose Oenothera biennis Wildflower (forb) 5 ft Sun Medium Zone 4b
composite dropseed Sporobolus compositus Grass or grass-like 3 ft Sun Low Zone 3b
cosmopolitan bulrush Bolboschoenus maritimus Grass or grass-like 3.2 ft Sun Medium Zone 5a
devil's beggartick Bidens frondosa Wildflower (forb) 4 ft Sun–part shade Medium Zone 12a
disk waterhyssop Bacopa rotundifolia Wildflower (forb) 1 in Sun High Zone 4a
dotted blazing star Liatris punctata Wildflower (forb) 2 ft Sun Medium Zone 3a
eastern redcedar Juniperus virginiana Tree 50 ft Sun–part shade Low Zone 3a
fowl bluegrass Poa palustris Grass or grass-like 4 ft Sun–part shade Medium Zone 3b
fox sedge Carex vulpinoidea Grass or grass-like 3.2 ft Sun–part shade Medium Zone 3b
fragrant flatsedge Cyperus odoratus Grass or grass-like 2 ft Sun Medium Zone 11b
golden currant Ribes aureum Shrub 10 ft Sun–part shade Low Zone 3b
golden tickseed Coreopsis tinctoria Wildflower (forb) 3 ft Sun–part shade High Zone 12b
green ash Fraxinus pennsylvanica Tree 80 ft Shade-tolerant Medium Zone 2b
green needlegrass Nassella viridula Grass or grass-like 2 ft Sun Low Zone 3b
hardstem bulrush Schoenoplectus acutus Grass or grass-like 9.8 ft Sun High Zone 3b
hophornbeam Ostrya virginiana Tree 45 ft Shade-tolerant Low Zone 3b
Illinois bundleflower Desmanthus illinoensis Wildflower (forb) 3 ft Sun Medium Zone 5b
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
leadplant Amorpha canescens Shrub 4 ft Shade-tolerant Low Zone 3b
leafy pondweed Potamogeton foliosus Wildflower (forb) — Sun High Zone 3b
little bluestem Schizachyrium scoparium Grass or grass-like 3 ft Sun Low Zone 3b
littleseed ricegrass Piptatheropsis micrantha Grass or grass-like 2.5 ft Sun Low Zone 3b
longleaf pondweed Potamogeton nodosus Wildflower (forb) — Sun High Zone 3b
Missouri goldenrod Solidago missouriensis Wildflower (forb) 3 ft Sun–part shade Low Zone 3b
Missouri River willow Salix eriocephala Tree 52 ft Shade-tolerant High Zone 3b
nodding beggartick Bidens cernua Wildflower (forb) 3.2 ft Sun–part shade High Zone 12a
peachleaf willow Salix amygdaloides Tree 60 ft Sun High Zone 4a
Pennsylvania smartweed Polygonum pensylvanicum Wildflower (forb) 3.9 ft Sun Medium Zone 10b
prairie cordgrass Spartina pectinata Grass or grass-like 8 ft Sun High Zone 3b
prairie fleabane Erigeron strigosus Wildflower (forb) 3 ft Sun Medium Zone 4b
prairie sandreed Calamovilfa longifolia Grass or grass-like 4.5 ft Sun Medium Zone 3b
prairie wedgescale Sphenopholis obtusata Grass or grass-like 3.2 ft Sun–part shade Medium Zone 3a
purple locoweed Oxytropis lambertii Wildflower (forb) 1.4 ft Sun Low Zone 3b
purple lovegrass Eragrostis spectabilis Grass or grass-like 11 in Sun Low Zone 3a
redroot flatsedge Cyperus erythrorhizos Grass or grass-like 2.5 ft Sun Medium Zone 11a
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
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
sago pondweed Stuckenia pectinata Wildflower (forb) — Sun High Zone 3b
saltgrass Distichlis spicata Grass or grass-like 1.1 ft Sun Medium Zone 3b
sand dropseed Sporobolus cryptandrus Grass or grass-like 3 ft Sun Low Zone 3b
sandbar willow Salix interior Tree 30 ft Sun — Zone 1a
sandcherry Prunus pumila Shrub 6 ft Shade-tolerant Low Zone 4a
scarlet globemallow Sphaeralcea coccinea Wildflower (forb) 1.5 ft Sun Low Zone 5a
sideoats grama Bouteloua curtipendula Grass or grass-like 3 ft Sun Medium Zone 3a
silver buffaloberry Shepherdia argentea Tree 18 ft Sun–part shade Medium Zone 3b
skunkbush sumac Rhus trilobata Shrub 4 ft Sun–part shade Low Zone 2a
smooth blue aster Symphyotrichum laeve Wildflower (forb) 4 ft Sun Medium Zone 3a
smooth horsetail Equisetum laevigatum Fern 5 ft Sun Low Zone 3b
smooth sumac Rhus glabra Tree 12 ft Sun Low Zone 4a
softstem bulrush Schoenoplectus tabernaemontani Grass or grass-like 9 ft Sun High Zone 3b
strawcolored flatsedge Cyperus strigosus Grass or grass-like 3.2 ft Sun Medium Zone 4a
swamp milkweed Asclepias incarnata Wildflower (forb) 4.9 ft Sun High Zone 3b
switchgrass Panicum virgatum Grass or grass-like 5 ft Sun Medium Zone 3a
tall cinquefoil Potentilla arguta Wildflower (forb) 3 ft Sun–part shade Medium Zone 3b
tenpetal blazingstar Mentzelia decapetala Wildflower (forb) 3.5 ft Sun Medium Zone 3b
threelobe beggarticks Bidens tripartita Wildflower (forb) 3.5 ft Sun–part shade High Zone 12a
Torrey's rush Juncus torreyi Grass or grass-like 3.1 ft Sun Medium Zone 3b
upright prairie coneflower Ratibida columnifera Wildflower (forb) 3.1 ft Sun Medium Zone 3a
upright sedge Carex stricta Grass or grass-like 4.2 ft Shade-tolerant Medium Zone 3b
valley redstem Ammannia coccinea Wildflower (forb) 1.6 ft Sun Medium Zone 3b
Virginia creeper Parthenocissus quinquefolia Vine 1 ft Sun–part shade Low Zone 4b
western snowberry Symphoricarpos occidentalis Shrub 3 ft Sun–part shade Low Zone 3b
western wheatgrass Pascopyrum smithii Grass or grass-like 2 ft Sun Medium Zone 3a
white avens Geum canadense Wildflower (forb) 3.9 ft Shade-tolerant Medium Zone 4a
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
Woods' rose Rosa woodsii Shrub 3 ft Sun–part shade Medium Zone 3a
woolly plantain Plantago patagonica Wildflower (forb) 6 in Sun Low Zone 12b

Other native species recorded here 105

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.

  • American mannagrass Glyceria grandis
  • annual buckwheat Eriogonum annuum
  • aridland goosefoot Chenopodium desiccatum
  • aromatic aster Symphyotrichum oblongifolium
  • Aunt Lucy Ellisia nyctelea
  • Baldwin's ironweed Vernonia baldwinii
  • bigbract verbena Verbena bracteata
  • blue mudplantain Heteranthera limosa
  • bottlebrush sedge Carex hystericina
  • brittle bladderfern Cystopteris fragilis
  • buffalobur nightshade Solanum rostratum
  • bushy knotweed Polygonum ramosissimum
  • Canadian blacksnakeroot Sanicula canadensis
  • candle anemone Anemone cylindrica
  • Carolina larkspur Delphinium carolinianum
  • clammy groundcherry Physalis heterophylla
  • clasping Venus' looking-glass Triodanis perfoliata
  • clustered broomrape Orobanche fasciculata
  • common milkweed Asclepias syriaca
  • common pricklyash Zanthoxylum americanum
  • compassplant Silphium laciniatum
  • Cuman ragweed Ambrosia psilostachya
  • curlycup gumweed Grindelia squarrosa
  • curlytop knotweed Polygonum lapathifolium
  • Dakota mock vervain Glandularia bipinnatifida
  • downy hawthorn Crataegus mollis
  • Dudley's rush Juncus dudleyi
  • fetid marigold Dyssodia papposa
  • foothill bladderpod Lesquerella ludoviciana
  • fourpoint evening primrose Oenothera rhombipetala
  • foxtail barley Hordeum jubatum
  • fragrant sumac Rhus aromatica
  • fringed loosestrife Lysimachia ciliata
  • great ragweed Ambrosia trifida
  • green carpetweed Mollugo verticillata
  • grooved flax Linum sulcatum
  • hoary puccoon Lithospermum canescens
  • hoary verbena Verbena stricta
  • lanceleaf buckthorn Rhamnus lanceolata
  • large beardtongue Penstemon grandiflorus
  • lemon scurfpea Psoralidium lanceolatum
  • longbract spiderwort Tradescantia bracteata
  • longleaf groundcherry Physalis longifolia
  • Louisiana broomrape Orobanche ludoviciana
  • low serviceberry Amelanchier humilis
  • matted sandmat Chamaesyce serpens
  • Maximilian sunflower Helianthus maximiliani
  • Missouri gooseberry Ribes missouriense
  • narrowleaf four o'clock Mirabilis linearis
  • narrowleaf purple coneflower Echinacea angustifolia
  • narrowleaf stoneseed Lithospermum incisum
  • needleleaf sedge Carex duriuscula
  • nodding stickseed Hackelia deflexa
  • Nuttall's sensitive-briar Mimosa nuttallii
  • pale dock Rumex altissimus
  • palespike lobelia Lobelia spicata
  • Paradox cinquefoil Potentilla paradoxa
  • Pennsylvania pellitory Parietaria pensylvanica
  • pitseed goosefoot Chenopodium berlandieri
  • prairie groundsel Packera plattensis
  • prairie ironweed Vernonia fasciculata
  • prairie sandmat Chamaesyce missurica
  • prairie spiderwort Tradescantia occidentalis
  • prairie sunflower Helianthus petiolaris
  • puffsheath dropseed Sporobolus neglectus
  • red columbine Aquilegia canadensis
  • ribseed sandmat Chamaesyce glyptosperma
  • rough barnyardgrass Echinochloa muricata
  • rush skeletonplant Lygodesmia juncea
  • scarlet beeblossom Oenothera suffrutescens
  • Schweinitz's flatsedge Cyperus schweinitzii
  • shortbeak sedge Carex brevior
  • silverleaf Indian breadroot Pediomelum argophyllum
  • silverscale saltbush Atriplex argentea
  • slender snakecotton Froelichia gracilis
  • slender yellow woodsorrel Oxalis dillenii
  • slimpod Venus' looking-glass Triodanis leptocarpa
  • smooth oxeye Heliopsis helianthoides
  • smooth Solomon's seal Polygonatum biflorum
  • snow on the mountain Euphorbia marginata
  • soft-hair marbleseed Onosmodium bejariense
  • spinystar Escobaria vivipara
  • spotted sandmat Chamaesyce maculata
  • spotted water hemlock Cicuta maculata
  • spreading dogbane Apocynum androsaemifolium
  • stiff sunflower Helianthus pauciflorus
  • stiffstem flax Linum rigidum
  • tarragon Artemisia dracunculus
  • tufted lovegrass Eragrostis pectinacea
  • tumblegrass Schedonnardus paniculatus
  • velvetweed Oenothera curtiflora
  • velvety goldenrod Solidago mollis
  • warty spurge Euphorbia spathulata
  • wavyleaf thistle Cirsium undulatum
  • wedgeleaf Phyla cuneifolia
  • western tansymustard Descurainia pinnata
  • white heath aster Symphyotrichum ericoides
  • white snakeroot Ageratina altissima
  • white vervain Verbena urticifolia
  • whorled milkweed Asclepias verticillata
  • whorled milkwort Polygala verticillata
  • witchgrass Panicum capillare
  • woodbine Parthenocissus vitacea
  • woodland strawberry Fragaria vesca
  • woolly sedge Carex pellita

Compared with South Dakota

The typical county is the median of the 65 South Dakota 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, Gregory County and South Dakota
MeasureGregory CountyTypical countyStatewide
Native species 195 110 1,092
Garden-ready natives 90 59 473
Tree 16 — 61
Shrub 11 — 69
Wildflower (forb) 119 — 640
Grass or grass-like 43 — 243
Vine 4 — 34
Fern 2 — 45

Neighboring counties

Counties that share a ZIP code with Gregory 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
Gregory County (county FIPS 46053), South Dakota. 195 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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