Prairie Dropseed
Sporobolus heterolepis
In the Carolinas and Georgia, found in barrens, glades, and prairies over mafic, ultramafic, and calcareous rocks (olivine, serpentine, limestone). Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition What its natural habitat tells you
Native to Arkansas. How scores work Is it native here?
Profile 100%
- Height
- 2–3 feet
- Spread
- 2–3 feet
- Light
- Full sun, Partial shade
- Soil moisture
- Dry to average
Space about 2.5 ft apart from its recorded spread, about 16 per 100 sq ft. Enter your bed size for a count
Will it fit your yard?
At a glance
- Life cycle
- Perennial
- Leaves
- Deciduous
- Bloom
- August to September
- Fruiting season
- Summer
Recorded in 3 Arkansas counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Glades, barrens and outcrops on limestone
Glades, barrens and outcrops on mafic or serpentine rock
Open, thin-soil openings, outcrops and cliffs on dark, magnesium- or iron-rich rock such as serpentine, diabase or gabbro.
Open, grass-dominated places kept open by fire, grazing or thin soil, from tallgrass prairie to Piedmont prairies.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Arkansas. Shared habitat, not food. 93 animals.
- Bank SwallowRiparia riparia
- Common NighthawkChordeiles minor
- Eastern KingbirdTyrannus tyrannus
- Great Horned OwlBubo virginianus
- Lark SparrowChondestes grammacus
- Northern FlickerColaptes auratus
- Red-tailed HawkButeo jamaicensis
- Rough-legged HawkButeo lagopus
- Sharp-shinned HawkAccipiter striatus
- Turkey VultureCathartes aura
- American GoldfinchCarduelis tristis
- American KestrelFalco sparverius
- American RobinTurdus migratorius
- Belted KingfisherMegaceryle alcyon
- Blue GrosbeakPasserina caerulea
- Brown ThrasherToxostoma rufum
- Chimney SwiftChaetura pelagica
- Cooper's HawkAccipiter cooperii
- Dark-eyed JuncoJunco hyemalis
- Eastern Screech-owlMegascops asio
- Eurasian Collared-doveStreptopelia decaocto
- European StarlingSturnus vulgaris
- Mourning DoveZenaida macroura
- Northern BobwhiteColinus virginianus
Who uses this plant?
2CaterpillarsGenus host records with ranges including AR
Genus host records with ranges including AR · Sporobolus
- Hesperia leonardusLeonard's Skipper, Blazing Star Skipper, Pawnee Prairie Skipper, Pawnee Montane Skipper
- Spodoptera frugiperdaFall Armyworm Moth
1BeesSoutheastern regional records
Southeastern regional records · Sporobolus
Individual names are not available yet.
Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
0Specialist beesPollen specialists
10BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Sporobolus
- Agelaius phoeniceusRed-winged Blackbird
- Ammospiza leconteiiLeConte's Sparrow
- Calcarius ornatusChestnut-collared Longspur
- Calcarius pictusSmith's Longspur
- Catharus fuscescensVeery
- Euphagus cyanocephalusBrewer's Blackbird
- Meleagris gallopavoWild Turkey
- Molothrus aterBrown-headed Cowbird
- Plectrophenax nivalisSnow Bunting
- Pooecetes gramineusVesper Sparrow
Direct food only: birds recorded eating this genus across North America. Caterpillars on host plants also feed nesting birds. NC Native Plant Society: butterfly gardening
No records yet · Ants · Beetles · Flies · Adult butterflies / moths · Other wasps · Other insects
Plant details
- Family
- Poaceae
- Hardiness
- Zones 3a–9b
- Flower color
- Brown/copper or pink
- Growth rate
- Moderate
- Growth habit
- Grows in clumps
- Foliage color
- Green
- Fruit begins
- Summer
- Fruit ends
- Summer
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “August to September” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition (ranked first; USDA PLANTS, Prairie Moon 2026 Cultural Guide differ) · Carolinas and Georgia
- Flower color · “Brown/copper or pink” · NC Extension Plant Toolbox (ranked first; USDA PLANTS differs)
- Foliage color · “Green” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Fruit begins · “Summer” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Fruit ends · “Summer” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Growth habit · “Grows in clumps” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Growth rate · “Moderate” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Hardiness · “Zones 3a–9b” · NC Extension Plant Toolbox
- Height · “2–3 feet” · NC Extension Plant Toolbox (ranked first; USDA PLANTS, Prairie Moon 2026 Cultural Guide differ)
- Leaves · “Deciduous” · NC Extension Plant Toolbox
- Life cycle · “Perennial” · NC Extension Plant Toolbox
- Light · “Full sun (6 or more hours of direct sunlight a day); Partial shade (direct sunlight only part of the day, 2-6 hours)” · NC Extension Plant Toolbox (ranked first; Tennessee Smart Yards, Prairie Moon 2026 Cultural Guide differ)
- Soil · “Occasionally dry” · NC Extension Plant Toolbox (ranked first; Tennessee Smart Yards, Prairie Moon 2026 Cultural Guide differ)
- Spread · “2–3 feet” · NC Extension Plant Toolbox
Conservation status
| Arkansas rank | SNR |
|---|---|
| Global rank | G5 |
| AR status | Not verified |
| Federal status | Not verified |
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
Sources
- Atlas of the Vascular Plants of Arkansas (2013)
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition
- Arkansas occurrence source
- Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
- Noori, Seltmann & Orr 2026, A curated and integrated dataset for exploring global bee-plant interactions (GloBI), Zenodo, CC BY 4.0
- Smith, Bachelder, Russell, Morales, Mosher & Seltmann 2024, Bee-Specialization-Modeling v0.6.1 (specialist host table compiled from J. Fowler's pollen specialist bee lists), Zenodo, CC BY 4.0
- Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)
- Narango, Tallamy & Shropshire 2020, Few keystone plant genera support the majority of Lepidoptera species, Nature Communications