Littlehead Nutrush
Scleria oligantha
In the Carolinas and Georgia, found in dry to moist forests and woodlands, swamp forests. Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition What its natural habitat tells you
Native to Louisiana (estimated). How scores work Is it native here?
Profile 88%
- Height
- Up to about 2.5 feet
- Light
- Partial shade, Full shade, Full sun
- Soil moisture
- Dry to moist
No photograph yet. Looking for an old drawing…
At a glance
- Life cycle
- Perennial
- Bloom
- April to September
Not yet recorded · Spread · Leaves
Recorded in 31 Louisiana parishes.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.

Forests and open woodlands on dry ridges and slopes, often oak or pine.
Forests on moist but not wet ground, such as rich slopes and ravines.
Forest or woodland where the source does not say how moist or dry.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Louisiana. Shared habitat, not food. 68 animals.
- Red-bellied WoodpeckerMelanerpes carolinus
- Red-headed WoodpeckerMelanerpes erythrocephalus
- Ring-necked DuckAythya collaris
- Ruby-crowned KingletRegulus calendula
- Savannah SparrowPasserculus sandwichensis
- Snowy EgretEgretta thula
- Swainson's WarblerLimnothlypis swainsonii
- Swamp SparrowMelospiza georgiana
- Tree SwallowTachycineta bicolor
- Tufted TitmouseBaeolophus bicolor
- White-breasted NuthatchSitta carolinensis
- White-throated SparrowZonotrichia albicollis
- Wild TurkeyMeleagris gallopavo
- Wilson's WarblerWilsonia pusilla
- Wood DuckAix sponsa
- Wood ThrushHylocichla mustelina
- Yellow-bellied SapsuckerSphyrapicus varius
- Yellow-billed CuckooCoccyzus americanus
- Yellow-crowned Night-heronNyctanassa violacea
- Yellow-rumped WarblerDendroica coronata
Widespread birds also seen here (17)
Found in many habitats here, so not listed above.
Who uses this plant?
4BirdsRecorded eating Scleria in Louisiana
Diet records by plant genus, from studies across North America. Not a record from this state. Birds whose range includes Louisiana, most records first.
- Wild TurkeySeeds. 2 diet records
- Wood DuckSeeds. 2 diet records
- Fulvous Whistling-duckSeeds. 1 diet record
- Red-winged Blackbird1 diet record
Direct food only. 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
Birds that eat Scleria 4
Diet records by plant genus, from studies across North America. Not a record from this state. Avian Diet Database (Hurlbert Lab), CC0 1.0.
- Wild TurkeyMeleagris gallopavo
- Wood DuckAix sponsa
- Fulvous Whistling-duckDendrocygna bicolor
- Red-winged BlackbirdAgelaius phoeniceus
Plant details
- Family
- Cyperaceae
- Flower color
- White or brown
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “April to September” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Flower color · “White or brown” · Lady Bird Johnson Wildflower Center
- Height · “Up to about 2.5 feet” · Lady Bird Johnson Wildflower Center
- Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
- Light · “Partial shade; Full shade; Full sun (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Soil · “Dry; Moist (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
Also known as
Little Head Nut Rush
Conservation status
| Louisiana rank | SNR |
|---|---|
| Global rank | G5 |
| LA 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
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- Weakley, Flora of the Southeastern United States (2025)
- Louisiana 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























