Native plants · Texas

Native plants of Carson County

121 plant species are recorded as native to Texas in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Carson County by USDA PLANTS. 39 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

Carson County, Texas

Native species
121 Typical Texas county: 145 (median of 254 counties)
Garden-ready natives
39 Typical Texas county: 61
Share by type (all 121 native species)
Percent of the 121 native species in each growth type
Tree <1% (1)
Shrub 5% (6)
Wildflower (forb) 59% (71)
Grass or grass-like 31% (37)
Vine 4% (5)
Fern <1% (1)

Wildflowers make up the largest share of the native list (59%), followed by grasses and grass-like plants (31%).

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 7a (2023 map).

The native plant list

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

Garden-ready natives 39

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

Garden-ready native plants of Carson County, Texas
PlantType HeightLight Water useHardy to
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
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
curly-mesquite Hilaria belangeri Grass or grass-like 10 in Sun Low Zone 8b
dotted blazing star Liatris punctata Wildflower (forb) 2 ft Sun Medium Zone 3a
fall panicgrass Panicum dichotomiflorum Grass or grass-like 3.3 ft Sun High Zone 3a
featherplume Dalea formosa Shrub 3 ft Sun Low Zone 6a
green prairie coneflower Ratibida tagetes Wildflower (forb) 1 ft Sun Low Zone 4b
hairy grama Bouteloua hirsuta Grass or grass-like 6 in Sun Low Zone 3b
honey mesquite Prosopis glandulosa Tree 50 ft Sun Low Zone 6a
Indian blanket Gaillardia pulchella Wildflower (forb) 2 ft Sun Medium Zone 10b
Indiangrass Sorghastrum nutans Grass or grass-like 6 ft Sun Medium Zone 3b
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
longleaf pondweed Potamogeton nodosus Wildflower (forb) — Sun High Zone 3b
Malabar sprangletop Leptochloa fusca Grass or grass-like 3.3 ft Sun High Zone 3a
Missouri gourd Cucurbita foetidissima Vine 1 ft Sun Low Zone 5a
Nuttall's povertyweed Monolepis nuttalliana Wildflower (forb) 10 in Sun Medium Zone 12a
Pennsylvania smartweed Polygonum pensylvanicum Wildflower (forb) 3.9 ft Sun Medium Zone 10b
plains lovegrass Eragrostis intermedia Grass or grass-like 2.7 ft Sun Low Zone 5a
purple threeawn Aristida purpurea Grass or grass-like 1.4 ft Sun Low Zone 4a
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
sandhill muhly Muhlenbergia pungens Grass or grass-like 1.5 ft Sun Low Zone 5a
sideoats grama Bouteloua curtipendula Grass or grass-like 3 ft Sun Medium Zone 3a
soapweed yucca Yucca glauca Shrub 1 ft Sun Low Zone 4b
spreading yellowcress Rorippa sinuata Wildflower (forb) 1 ft Sun Medium 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
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
vine mesquite Panicum obtusum Grass or grass-like 2 ft Sun–part shade High Zone 5a
Virginia wildrye Elymus virginicus Grass or grass-like 2.5 ft Shade-tolerant Medium Zone 4b
western wheatgrass Pascopyrum smithii Grass or grass-like 2 ft Sun Medium Zone 3a
woolly locoweed Astragalus mollissimus Wildflower (forb) 2 ft Sun Low Zone 4b

Other native species recorded here 82

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
  • bigbract verbena Verbena bracteata
  • bighead pygmycudweed Evax prolifera
  • bigseed alfalfa dodder Cuscuta indecora
  • blue mudplantain Heteranthera limosa
  • buffalobur nightshade Solanum rostratum
  • bushy knotweed Polygonum ramosissimum
  • carelessweed Amaranthus palmeri
  • Carolina larkspur Delphinium carolinianum
  • Carruth's sagewort Artemisia carruthii
  • coastal sandbur Cenchrus spinifex
  • Cuman ragweed Ambrosia psilostachya
  • curlycup gumweed Grindelia squarrosa
  • curlytop knotweed Polygonum lapathifolium
  • diamond-flowers Stenaria nigricans
  • dwarf horseweed Conyza ramosissima
  • Engelmann's daisy Engelmannia peristenia
  • false boneset Brickellia eupatorioides
  • feather fingergrass Chloris virgata
  • fetid marigold Dyssodia papposa
  • fiveangled dodder Cuscuta pentagona
  • flatspine stickseed Lappula occidentalis
  • groundplum milkvetch Astragalus crassicarpus
  • hairy waterclover Marsilea vestita
  • Hopi tea greenthread Thelesperma megapotamicum
  • James' cryptantha Cryptantha cinerea
  • lacy tansyaster Machaeranthera pinnatifida
  • lanceleaf sage Salvia reflexa
  • Louisiana vetch Vicia ludoviciana
  • mat sandbur Cenchrus longispinus
  • matted sandmat Chamaesyce serpens
  • mealy goosefoot Chenopodium incanum
  • narrowleaf four o'clock Mirabilis linearis
  • narrowleaf purple coneflower Echinacea angustifolia
  • narrowleaf stoneseed Lithospermum incisum
  • neckweed Veronica peregrina
  • Nuttall's sensitive-briar Mimosa nuttallii
  • pale dock Rumex altissimus
  • pale spikerush Eleocharis macrostachya
  • pitseed goosefoot Chenopodium berlandieri
  • poverty dropseed Sporobolus vaginiflorus
  • prairie cupgrass Eriochloa contracta
  • prairie spiderwort Tradescantia occidentalis
  • prairie sunflower Helianthus petiolaris
  • ram's horn Proboscidea louisianica
  • red lovegrass Eragrostis secundiflora
  • ribseed sandmat Chamaesyce glyptosperma
  • rough barnyardgrass Echinochloa muricata
  • rush skeletonplant Lygodesmia juncea
  • sand sagebrush Artemisia filifolia
  • sand spikerush Eleocharis montevidensis
  • sandhill amaranth Amaranthus arenicola
  • scarlet beeblossom Oenothera suffrutescens
  • shaggy dwarf morning-glory Evolvulus nuttallianus
  • shortstalk chickweed Cerastium brachypodum
  • silverleaf nightshade Solanum elaeagnifolium
  • sixweeks fescue Vulpia octoflora
  • sixweeks threeawn Aristida adscensionis
  • slimflower scurfpea Psoralidium tenuiflorum
  • snow on the mountain Euphorbia marginata
  • southern annual saltmarsh aster Symphyotrichum divaricatum
  • southern cattail Typha domingensis
  • Spanish gold Grindelia papposa
  • spinystar Escobaria vivipara
  • stemless evening primrose Oenothera triloba
  • stiffstem flax Linum rigidum
  • Texas bergia Bergia texana
  • Texas croton Croton texensis
  • thin paspalum Paspalum setaceum
  • tufted lovegrass Eragrostis pectinacea
  • tumble windmill grass Chloris verticillata
  • tumblegrass Schedonnardus paniculatus
  • twistspine pricklypear Opuntia macrorhiza
  • upright burhead Echinodorus berteroi
  • velvetweed Oenothera curtiflora
  • Virginia pepperweed Lepidium virginicum
  • wavyleaf thistle Cirsium undulatum
  • wedgeleaf Phyla cuneifolia
  • western tansymustard Descurainia pinnata
  • white heath aster Symphyotrichum ericoides
  • whorled milkweed Asclepias verticillata
  • woolly tidestromia Tidestromia lanuginosa
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 Texas

The typical county is the median of the 254 Texas 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, Carson County and Texas
MeasureCarson CountyTypical countyStatewide
Native species 121 145 1,683
Garden-ready natives 39 61 656
Tree 1 — 164
Shrub 6 — 90
Wildflower (forb) 71 — 877
Grass or grass-like 37 — 431
Vine 5 — 83
Fern 1 — 38

Neighboring counties

Counties that share a ZIP code with 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
Carson County (county FIPS 48065), Texas. 121 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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