Baldwins Flat Sedge
Cyperus croceus
Found in pine savannas, pine flatwoods, disturbed areas. Weakley, Flora of the Southeastern United States (2025), South Central edition What its natural habitat tells you
Native to Alabama. How scores work Is it native here?
Profile 88%
- Height
- Up to about 2 feet
- Light
- Partial shade, Full sun
- Soil moisture
- Moist to wet
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At a glance
- Life cycle
- Perennial
- Bloom
- July to October
Not yet recorded · Spread · Leaves
Recorded in 37 Alabama counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Open, fire-kept longleaf pine stands over grasses and wildflowers on wet to moist sandy soil.
Flat, sandy Coastal Plain pine woodlands, wetter than sandhills and denser than savannas.
Roadsides, fields and disturbed ground
Ground opened by people: roadsides, old fields, pastures, fencerows and lots.
Who uses this plant?
9CaterpillarsGenus host records with ranges including AL
Genus host records with ranges including AL · Cyperus
- Argyrotaenia ivanaIvana Leafroller Moth
- Bactra verutanaJavelin Moth
- Diploschizia impigritellaYellow Nutsedge Moth
- Elasmopalpus lignosellaLesser Cornstalk Borer
- Euphyes pilatkaSawgrass Skipper, Palatka Skipper, Coastal Sedge Skipper, Keys Sawgrass Skipper[for subspecies Euphyes pilatka klotsi]
- Euphyes vestrisDun Skipper, Dun Sedge Skipper, Sedge Witch)\
- Globia oblongaOblong Sedge Borer Moth, Large Noagria
- Spodoptera frugiperdaFall Armyworm Moth
- Cosmopterix attenuatella
22BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Cyperus
- Agelaius phoeniceusRed-winged Blackbird
- Anas acutaNorthern Pintail
- Anser albifronsGreater White-fronted Goose
- Antigone canadensisSandhill Crane
- Aythya affinisLesser Scaup
- Aythya collarisRing-necked Duck
- Aythya valisineriaCanvasback
- Callipepla californicaCalifornia Quail
- Colinus virginianusNorthern Bobwhite
- Columbina passerinaCommon Ground Dove
Show all 22
- Cyrtonyx montezumaeMontezuma Quail
- Dendrocygna bicolorFulvous Whistling-Duck
- Falcipennis canadensisSpruce Grouse
- Gallinula galeataCommon Gallinule
- Mareca americanaAmerican Wigeon
- Mareca streperaGadwall
- Meleagris gallopavoWild Turkey
- Molothrus aterBrown-headed Cowbird
- Pooecetes gramineusVesper Sparrow
- Porzana carolinaSora
- Spizella pusillaField Sparrow
- Tympanuchus pallidicinctusLesser Prairie-Chicken
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
- Cyperaceae
- Flower color
- Not applicable
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “July to October” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Flower color · “Not applicable” · Lady Bird Johnson Wildflower Center
- Height · “Up to about 2 feet” · Lady Bird Johnson Wildflower Center
- Life cycle · “Perennial” · Lady Bird Johnson Wildflower Center
- Light · “Partial shade; Full sun (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Soil · “Moist; Wet (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
Conservation status
| Alabama rank | SNR |
|---|---|
| Global rank | G5 |
| AL 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
- Alabama Plant Atlas
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- Weakley, Flora of the Southeastern United States (2025)
- 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

