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Native plants · Texas

Native plants of Somervell County

56 plant species are recorded as native to Texas in Kew’s World Checklist of Vascular Plants and USDA PLANTS, and recorded in Somervell County by USDA PLANTS. 14 of them have growing records you can filter by light, moisture, height and estimated cold hardiness.

County summary · USDA PLANTS and Kew WCVP

Somervell County, Texas

PLANTS records only 14 garden-ready natives here (under 30). County records are thin in some places; the Texas list is a useful second check.

Native species
56 Typical Texas county: 145 (median of 254 counties)
Garden-ready natives
14 Typical Texas county: 61
Share by type (all 56 native species)
Percent of the 56 native species in each growth type
Tree 7% (4)
Wildflower (forb) 59% (33)
Grass or grass-like 23% (13)
Vine 4% (2)
Fern 7% (4)

Wildflowers make up the largest share of the native list (59%), followed by grasses and grass-like plants (23%).

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 8a to 8b (2023 map).

The native plant list

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

Garden-ready natives 14

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

Garden-ready native plants of Somervell County, Texas
PlantType HeightLight Water useHardy to
Arizona walnut Juglans major Tree 50 ft Sun Medium Zone 4a
Canada germander Teucrium canadense Wildflower (forb) 3.3 ft Sun–part shade High Zone 3a
cane bluestem Bothriochloa barbinodis Grass or grass-like 4 ft Sun Medium Zone 7b
common maidenhair Adiantum capillus-veneris Fern 1.7 ft Shade-tolerant High Zone 4a
composite dropseed Sporobolus compositus Grass or grass-like 3 ft Sun Low Zone 3b
eastern narrowleaf sedge Carex amphibola Grass or grass-like 2 ft Shade-tolerant Medium Zone 7a
eastern redbud Cercis canadensis Tree 30 ft Shade-tolerant Low Zone 4b
hairy grama Bouteloua hirsuta Grass or grass-like 6 in Sun Low Zone 3b
Philadelphia fleabane Erigeron philadelphicus Wildflower (forb) 2.8 ft Sun–part shade Medium Zone 4b
possumhaw Ilex decidua Tree 33 ft Shade-tolerant Medium Zone 5b
sand dropseed Sporobolus cryptandrus Grass or grass-like 3 ft Sun Low Zone 3b
smooth horsetail Equisetum laevigatum Fern 5 ft Sun Low Zone 3b
valley redstem Ammannia coccinea Wildflower (forb) 1.6 ft Sun Medium Zone 3b
woolly plantain Plantago patagonica Wildflower (forb) 6 in Sun Low Zone 12b

Other native species recorded here 42

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.

  • Alabama lipfern Cheilanthes alabamensis
  • American bluehearts Buchnera americana
  • annual buckwheat Eriogonum annuum
  • annual phlox Phlox drummondii
  • beach false foxglove Agalinis fasciculata
  • beaked cornsalad Valerianella radiata
  • Carolina geranium Geranium carolinianum
  • crowpoison Nothoscordum bivalve
  • cutleaf evening primrose Oenothera laciniata
  • diamond-flowers Stenaria nigricans
  • downy ragged goldenrod Solidago petiolaris
  • Emory's sedge Carex emoryi
  • Heller's rosette grass Dichanthelium oligosanthes
  • lemon beebalm Monarda citriodora
  • licorice bedstraw Galium circaezans
  • Louisiana vetch Vicia ludoviciana
  • meadow garlic Allium canadense
  • narrowleaf paleseed Leucospora multifida
  • narrowleaf purple coneflower Echinacea angustifolia
  • narrowleaf stoneseed Lithospermum incisum
  • Nuttall's sensitive-briar Mimosa nuttallii
  • pasture heliotrope Heliotropium tenellum
  • Pennsylvania pellitory Parietaria pensylvanica
  • poverty dropseed Sporobolus vaginiflorus
  • prairie sandmat Chamaesyce missurica
  • purple cliffbrake Pellaea atropurpurea
  • purple sandgrass Triplasis purpurea
  • rough dropseed Sporobolus clandestinus
  • rusty blackhaw Viburnum rufidulum
  • sand spikerush Eleocharis montevidensis
  • shaggy dwarf morning-glory Evolvulus nuttallianus
  • silverleaf nightshade Solanum elaeagnifolium
  • sixangle spurge Euphorbia hexagona
  • sixweeks fescue Vulpia octoflora
  • sleepy silene Silene antirrhina
  • spiny naiad Najas marina
  • spotted beebalm Monarda punctata
  • tall thistle Cirsium altissimum
  • Texas bluegrass Poa arachnifera
  • Texas croton Croton texensis
  • winged pigweed Cycloloma atriplicifolium
  • woolly dutchman's pipe Aristolochia tomentosa

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, Somervell County and Texas
MeasureSomervell CountyTypical countyStatewide
Native species 56 145 1,683
Garden-ready natives 14 61 656
Tree 4 — 164
Shrub 0 — 90
Wildflower (forb) 33 — 877
Grass or grass-like 13 — 431
Vine 2 — 83
Fern 4 — 38

Neighboring counties

Counties that share a ZIP code with Somervell 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
Somervell County (county FIPS 48425), Texas. 56 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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