Prickly Bog Sedge
Carex atlantica
In the Carolinas and Georgia, found in bogs and seepages. Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition What its natural habitat tells you
57
Strong
Native to Louisiana. How scores work Is it native here?
Profile 94%
- Height
- About 1.8 feet
- Light
- Partial shade, Full sun
- Soil moisture
- Moist to wet
No photograph yet. Looking for an old drawing…
At a glance
- Bloom
- May to June
- Fruiting season
- Summer
JFMAMJJASOND
Not yet recorded · Spread · Life cycle · Leaves
Recorded in 13 Louisiana parishes.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Places where groundwater keeps the soil or rock wet, such as seepage slopes and spring runs.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Louisiana. Shared habitat, not food. 117 animals.
- GadwallAnas strepera
- Great-tailed GrackleQuiscalus mexicanus
- Greater White-fronted GooseAnser albifrons
- Greater YellowlegsTringa melanoleuca
- Hooded WarblerWilsonia citrina
- Lapland LongspurCalcarius lapponicus
- Lesser ScaupAythya affinis
- Lesser YellowlegsTringa flavipes
- Long-billed DowitcherLimnodromus scolopaceus
- MerlinFalco columbarius
- Mottled DuckAnas fulvigula
- Northern ParulaParula americana
- Northern ShovelerAnas clypeata
- Pileated WoodpeckerDryocopus pileatus
- Ruby-throated HummingbirdArchilochus colubris
- Seaside SparrowAmmodramus maritimus
- Summer TanagerPiranga rubra
- White IbisEudocimus albus
- White-crowned SparrowZonotrichia leucophrys
- Wilson's PloverCharadrius wilsonia
- Yellow-throated WarblerDendroica dominica
Widespread birds also seen here (17)
Found in many habitats here, so not listed above.
Ecological relationships
Who uses this plant?
18CaterpillarsGenus host records with ranges including LA
Genus host records with ranges including LA · Carex
- Acronicta insularisHenry's Marsh Moth, Cattail Caterpillar
- Amolita roseolaPink Sedge Moth, Rosy Grass Moth
- Anatrytone loganDelaware Skipper, Logan Skipper, Black-Vein Skipper
- Cercyonis pegalaCommon Wood Nymph
- Deltote belliculaBurnished Bog Moth, Bog Deltote, Bog Lithacodia
- Euphyes dionDion Skipper, Sedge Skipper
- Euphyes dukesiDukes' Skipper
- Euphyes vestrisDun Skipper, Dun Sedge Skipper, Sedge Witch)\
- Hesperia leonardusLeonard's Skipper, Blazing Star Skipper, Pawnee Prairie Skipper, Pawnee Montane Skipper
- Lethe appalachiaAppalachian Brown, Appalachian Eyed Brown
Show all 18
- Leucania phragmitidicolaNeedle Wainscot, Phragmites Wainscot
- Maliattha synochitisBlack-Dotted Lithacodia, Black-Dotted Glyph, Brass-Dotted Grass Moth
- Papaipema nebrisStalk Borer
- Poanes viatorBroad-Winged Skipper
- Pseudeustrotia carneolaPink-Barred Lithacodia, Pink-Barred Pseudeustrotia
- Spodoptera frugiperdaFall Armyworm Moth
- Cosmopterix ebriola
- Donacaula dispersella
1BeesSoutheastern regional records
Southeastern regional records · Carex
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
29BirdsRecorded eating Carex 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.
- SoraSeeds. 9 diet records
- American CootSeeds. 6 diet records
- Vesper Sparrow6 diet records
- MallardSeeds. 5 diet records
- Snow GooseLeaves and roots. 3 diet records
- Greater White-fronted GooseLeaves and roots. 3 diet records
- Northern Bobwhite3 diet records
- Virginia Rail3 diet records
- Wild Turkey2 diet records
- American Black DuckSeeds. 1 diet record
Show all 29
- American Pipit1 diet record
- American Wigeon1 diet record
- Blue-winged TealSeeds. 1 diet record
- Brown-headed Cowbird1 diet record
- Canada GooseLeaves. 1 diet record
- Chipping SparrowSeeds. 1 diet record
- Dark-eyed JuncoSeeds. 1 diet record
- House FinchSeeds. 1 diet record
- Lapland Longspur1 diet record
- Northern CardinalSeeds. 1 diet record
- Northern PintailSeeds. 1 diet record
- Red-winged Blackbird1 diet record
- Rose-breasted GrosbeakSeeds. 1 diet record
- Ross's Goose1 diet record
- Smith's Longspur1 diet record
- Song SparrowSeeds. 1 diet record
- Spotted TowheeSeeds. 1 diet record
- Sprague's Pipit1 diet record
- White-crowned SparrowSeeds. 1 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 Carex 29
Diet records by plant genus, from studies across North America. Not a record from this state. Avian Diet Database (Hurlbert Lab), CC0 1.0.
- SoraPorzana carolina
- American CootFulica americana
- Vesper SparrowPooecetes gramineus
- MallardAnas platyrhynchos
- Snow GooseChen caerulescens
- Greater White-fronted GooseAnser albifrons
- Northern BobwhiteColinus virginianus
- Virginia RailRallus limicola
- Wild TurkeyMeleagris gallopavo
- American Black DuckAnas rubripes
- American PipitAnthus rubescens
- American WigeonAnas americana
- Blue-winged TealAnas discors
- Brown-headed CowbirdMolothrus ater
- Canada GooseBranta canadensis
- Chipping SparrowSpizella passerina
- Dark-eyed JuncoJunco hyemalis
- House FinchCarpodacus mexicanus
- Lapland LongspurCalcarius lapponicus
- Northern CardinalCardinalis cardinalis
- Northern PintailAnas acuta
- Red-winged BlackbirdAgelaius phoeniceus
- Rose-breasted GrosbeakPheucticus ludovicianus
- Ross's GooseChen rossii
- Smith's LongspurCalcarius pictus
- Song SparrowMelospiza melodia
- Spotted TowheePipilo maculatus
- Sprague's PipitAnthus spragueii
- White-crowned SparrowZonotrichia leucophrys
Growing and identification
Plant details
- Family
- Cyperaceae
- Flower color
- Green
- 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 · “May to June” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition (ranked first; USDA PLANTS differs) · Carolinas and Georgia
- Flower color · “Green” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- 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
- Height · “About 1.8 feet” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- 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
Also known as
Carex atlantica and Carex incomperta
Conservation status
| Louisiana rank | S5? |
|---|---|
| Global rank | G5 |
| LA status | Not verified |
| Federal status | Not verified |
In your garden
Will it fit your yard?
Check this plant against your county, sun and soil moisture. Conditions are checked in your browser.
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Sources
- NatureServe Explorer
- 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