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Native plants · Colorado

Native plants of Kit Carson County

155 plant species are recorded as native to Colorado in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Kit Carson County by USDA PLANTS. 66 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

Kit Carson County, Colorado

Native species
155 Typical Colorado county: 237 (median of 63 counties)
Garden-ready natives
66 Typical Colorado county: 148
Share by type (all 155 native species)
Percent of the 155 native species in each growth type
Tree 3% (5)
Shrub 5% (7)
Wildflower (forb) 62% (96)
Grass or grass-like 28% (44)
Vine 1% (2)
Fern <1% (1)

Wildflowers make up the largest share of the native list (62%), followed by grasses and grass-like plants (28%).

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 5b to 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 66

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

Garden-ready native plants of Kit Carson County, Colorado
PlantType HeightLight Water useHardy to
alkali buttercup Ranunculus cymbalaria Wildflower (forb) 1 ft Shade-tolerant High Zone 3b
American licorice Glycyrrhiza lepidota Wildflower (forb) 4 ft Sun–part shade High Zone 3b
American vetch Vicia americana Vine 1.3 ft Sun Low Zone 3b
big bluestem Andropogon gerardii Grass or grass-like 6 ft Sun Low Zone 2b
blue grama Bouteloua gracilis Grass or grass-like 1 ft Sun Medium Zone 3a
broadbeard beardtongue Penstemon angustifolius Wildflower (forb) 3 ft Sun Low Zone 4b
broom snakeweed Gutierrezia sarothrae Shrub 1.5 ft Sun Medium Zone 3b
buffalograss Bouteloua dactyloides Grass or grass-like 6 in Sun Medium Zone 3b
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
chokecherry Prunus virginiana Tree 25 ft Sun Medium Zone 3a
composite dropseed Sporobolus compositus Grass or grass-like 3 ft Sun Low Zone 3b
crested pricklypoppy Argemone polyanthemos Wildflower (forb) 3 ft Sun Low Zone 5a
dotted blazing star Liatris punctata Wildflower (forb) 2 ft Sun Medium Zone 3a
eastern cottonwood Populus deltoides Tree 190 ft Sun High Zone 3a
golden currant Ribes aureum Shrub 10 ft Sun–part shade Low Zone 3b
green needlegrass Nassella viridula Grass or grass-like 2 ft Sun Low Zone 3b
green prairie coneflower Ratibida tagetes Wildflower (forb) 1 ft Sun Low Zone 4b
hairy false goldenaster Heterotheca villosa Wildflower (forb) 3 ft Sun Low Zone 4a
hairy grama Bouteloua hirsuta Grass or grass-like 6 in Sun Low Zone 3b
Indian ricegrass Achnatherum hymenoides Grass or grass-like 2 ft Sun Low Zone 3a
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
little barley Hordeum pusillum Grass or grass-like 1.2 ft Sun Medium Zone 10b
little bluestem Schizachyrium scoparium Grass or grass-like 3 ft Sun Low Zone 3b
longbeak buttercup Ranunculus longirostris Wildflower (forb) 1 ft Shade-tolerant High Zone 4b
Missouri gourd Cucurbita foetidissima Vine 1 ft Sun Low Zone 5a
narrowleaf willow Salix exigua Tree 10 ft Sun–part shade High Zone 3b
needle and thread Hesperostipa comata Grass or grass-like 3 ft Sun Low 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 Junegrass Koeleria macrantha Grass or grass-like 1.5 ft Shade-tolerant High Zone 3b
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 poppymallow Callirhoe involucrata Wildflower (forb) 1 ft Sun Medium Zone 3b
purple threeawn Aristida purpurea Grass or grass-like 1.4 ft Sun Low Zone 4a
Rocky Mountain beeplant Cleome serrulata Wildflower (forb) 3 ft Sun–part shade Medium Zone 12b
rubber rabbitbrush Ericameria nauseosa Shrub 4 ft Sun Medium Zone 3b
saltgrass Distichlis spicata Grass or grass-like 1.1 ft Sun Medium Zone 3b
sand bluestem Andropogon hallii Grass or grass-like 6.1 ft Sun Medium Zone 3b
sand dropseed Sporobolus cryptandrus Grass or grass-like 3 ft Sun Low Zone 3b
sand lovegrass Eragrostis trichodes Grass or grass-like 3.5 ft Sun Medium Zone 5a
sandbar willow Salix interior Tree 30 ft Sun — Zone 1a
sanddune wallflower Erysimum capitatum Wildflower (forb) 2.5 ft Sun Medium Zone 4b
sandhill muhly Muhlenbergia pungens Grass or grass-like 1.5 ft Sun Low Zone 5a
scarlet globemallow Sphaeralcea coccinea Wildflower (forb) 1.5 ft Sun Low Zone 5a
showy milkweed Asclepias speciosa Wildflower (forb) 6 ft Sun Medium Zone 4a
sideoats grama Bouteloua curtipendula Grass or grass-like 3 ft Sun Medium Zone 3a
skunkbush sumac Rhus trilobata Shrub 4 ft Sun–part shade Low Zone 2a
smooth horsetail Equisetum laevigatum Fern 5 ft Sun Low Zone 3b
soapweed yucca Yucca glauca Shrub 1 ft Sun Low Zone 4b
softstem bulrush Schoenoplectus tabernaemontani Grass or grass-like 9 ft Sun High Zone 3b
spreading yellowcress Rorippa sinuata Wildflower (forb) 1 ft Sun Medium Zone 3b
squirreltail Elymus elymoides Grass or grass-like 1.5 ft Sun Low Zone 3a
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
tanseyleaf tansyaster Machaeranthera tanacetifolia Wildflower (forb) 2 ft Sun Medium Zone 4a
threetooth ragwort Packera tridenticulata Wildflower (forb) 3 ft Sun Medium Zone 5a
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
western wheatgrass Pascopyrum smithii Grass or grass-like 2 ft Sun Medium Zone 3a
white prairie clover Dalea candida Wildflower (forb) 2 ft Sun–part shade Medium Zone 3b
woolly locoweed Astragalus mollissimus Wildflower (forb) 2 ft Sun Low Zone 4b
woolly plantain Plantago patagonica Wildflower (forb) 6 in Sun Low Zone 12b

Other native species recorded here 89

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.

  • annual buckwheat Eriogonum annuum
  • bastard toadflax Comandra umbellata
  • biannual lettuce Lactuca ludoviciana
  • bigbract verbena Verbena bracteata
  • bighead pygmycudweed Evax prolifera
  • blowout grass Redfieldia flexuosa
  • buffalobur nightshade Solanum rostratum
  • carelessweed Cyclachaena xanthiifolia
  • Carolina larkspur Delphinium carolinianum
  • chairmaker's bulrush Schoenoplectus americanus
  • common starlily Leucocrinum montanum
  • Cuman ragweed Ambrosia psilostachya
  • desert princesplume Stanleya pinnata
  • false buffalograss Munroa squarrosa
  • feather fingergrass Chloris virgata
  • fetid marigold Dyssodia papposa
  • fineleaf hymenopappus Hymenopappus filifolius
  • flatspine bur ragweed Ambrosia acanthicarpa
  • flatspine stickseed Lappula occidentalis
  • foothill bladderpod Lesquerella ludoviciana
  • foxtail barley Hordeum jubatum
  • green comet milkweed Asclepias viridiflora
  • hairy evening primrose Oenothera villosa
  • heartleaf four o'clock Mirabilis nyctaginea
  • hoary tansyaster Machaeranthera canescens
  • hoary verbena Verbena stricta
  • Hopi tea greenthread Thelesperma megapotamicum
  • ivyleaf groundcherry Physalis hederifolia
  • James' cryptantha Cryptantha cinerea
  • lacy tansyaster Machaeranthera pinnatifida
  • lanceleaf sage Salvia reflexa
  • lemon scurfpea Psoralidium lanceolatum
  • longleaf groundcherry Physalis longifolia
  • Louisiana broomrape Orobanche ludoviciana
  • mat sandbur Cenchrus longispinus
  • narrowleaf four o'clock Mirabilis linearis
  • narrowleaf purple coneflower Echinacea angustifolia
  • narrowleaf stoneseed Lithospermum incisum
  • painted milkvetch Astragalus ceramicus
  • pale dock Rumex altissimus
  • plains bluegrass Poa arida
  • plains snakecotton Froelichia floridana
  • povertyweed Iva axillaris
  • prairie groundcherry Physalis hispida
  • prairie rose Rosa arkansana
  • prairie sandmat Chamaesyce missurica
  • prairie spiderwort Tradescantia occidentalis
  • prairie sunflower Helianthus petiolaris
  • purple sandgrass Triplasis purpurea
  • ram's horn Proboscidea louisianica
  • red lovegrass Eragrostis secundiflora
  • redwhisker clammyweed Polanisia dodecandra
  • ribseed sandmat Chamaesyce glyptosperma
  • rough false pennyroyal Hedeoma hispida
  • rush skeletonplant Lygodesmia juncea
  • sand sagebrush Artemisia filifolia
  • sandhill amaranth Amaranthus arenicola
  • scarlet beeblossom Oenothera suffrutescens
  • Schweinitz's flatsedge Cyperus schweinitzii
  • shaggy dwarf morning-glory Evolvulus nuttallianus
  • shaggy fleabane Erigeron pumilus
  • silky prairie clover Dalea villosa
  • silverleaf Indian breadroot Pediomelum argophyllum
  • sixangle spurge Euphorbia hexagona
  • sixweeks fescue Vulpia octoflora
  • sixweeks threeawn Aristida adscensionis
  • slimflower scurfpea Psoralidium tenuiflorum
  • smooth goosefoot Chenopodium subglabrum
  • snow on the mountain Euphorbia marginata
  • snowball sand verbena Abronia fragrans
  • soft-hair marbleseed Onosmodium bejariense
  • stemless four-nerve daisy Tetraneuris acaulis
  • stiffstem flax Linum rigidum
  • Texas croton Croton texensis
  • thin paspalum Paspalum setaceum
  • tufted lovegrass Eragrostis pectinacea
  • tumble windmill grass Chloris verticillata
  • tumblegrass Schedonnardus paniculatus
  • veiny dock Rumex venosus
  • velvetweed Oenothera curtiflora
  • velvety goldenrod Solidago mollis
  • Virginia groundcherry Physalis virginiana
  • wavyleaf thistle Cirsium undulatum
  • wedgeleaf Phyla cuneifolia
  • western tansymustard Descurainia pinnata
  • white prairie aster Symphyotrichum falcatum
  • whitest evening primrose Oenothera albicaulis
  • winged pigweed Cycloloma atriplicifolium
  • witchgrass Panicum capillare
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.

Compared with Colorado

The typical county is the median of the 63 Colorado 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, Kit Carson County and Colorado
MeasureKit Carson CountyTypical countyStatewide
Native species 155 237 1,119
Garden-ready natives 66 148 585
Tree 5 — 66
Shrub 7 — 92
Wildflower (forb) 96 — 626
Grass or grass-like 44 — 278
Vine 2 — 20
Fern 1 — 37

Neighboring counties

Counties that share a ZIP code with Kit Carson 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
Kit Carson County (county FIPS 08063), Colorado. 155 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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