Creeping Spikerush
Eleocharis fallax
Found in tidal marshes and swamps, interdune swales. Weakley, Flora of the Southeastern United States (2025), Northern Tier edition What its natural habitat tells you
Native to Virginia. How scores work Is it native here?
Profile 88%
- Height
- Up to about 2.5 feet
- Light
- Full sun
- Soil moisture
- Wet
No photograph yet. Looking for an old drawing…
At a glance
- Life cycle
- Perennial
- Bloom
- July to September
Not yet recorded · Spread · Leaves
Recorded in 15 Virginia counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.


Coastal tidal marshes (salinity not stated)
Tidal marshes of the Atlantic and Gulf coasts where the source does not say whether the water is fresh, brackish or salt. A stated salinity files the marsh under freshwater tidal marshes or salt and brackish marshes instead.
Also found with this plant
Wildlife whose habitat models include habitats this plant grows in, in Virginia. Shared habitat, not food. 148 animals.
- Northern PintailAnas acuta
- Northern ShovelerAnas clypeata
- OspreyPandion haliaetus
- Peregrine FalconFalco peregrinus
- Pied-billed GrebePodilymbus podiceps
- Piping PloverCharadrius melodus
- Red-breasted MerganserMergus serrator
- Red-necked GrebePodiceps grisegena
- Red-shouldered HawkButeo lineatus
- Red-throated LoonGavia stellata
- Red-winged BlackbirdAgelaius phoeniceus
- RedheadAythya americana
- Ring-billed GullLarus delawarensis
- Ring-necked DuckAythya collaris
- Rough-legged HawkButeo lagopus
- Ruddy DuckOxyura jamaicensis
- Ruddy TurnstoneArenaria interpres
- Savannah SparrowPasserculus sandwichensis
- Seaside SparrowAmmodramus maritimus
- Semipalmated PloverCharadrius semipalmatus
- Short-eared OwlAsio flammeus
- Snow GooseChen caerulescens
- Snowy EgretEgretta thula
- Song SparrowMelospiza melodia
Who uses this plant?
5CaterpillarsGenus host records with ranges including VA
Genus host records with ranges including VA · Eleocharis
- Bactra furfuranaRush Bactra
- Cisseps fulvicollisYellow-Collared Scape Moth
- Elophila obliteralisWaterlily Leafcutter Moth
- Parapoynx allionealisWatermilfoil Leafcutter, Bladderwort Casemaker
- Donacaula dispersella
14BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Eleocharis
- Agelaius phoeniceusRed-winged Blackbird
- Anas creccaGreen-winged Teal
- Anas rubripesAmerican Black Duck
- Anser caerulescensSnow Goose
- Antigone canadensisSandhill Crane
- Aythya collarisRing-necked Duck
- Branta canadensisCanada Goose
- Dendrocygna bicolorFulvous Whistling-Duck
- Fulica americanaAmerican Coot
- Gallinula galeataCommon Gallinule
Show all 14
- Mareca americanaAmerican Wigeon
- Mareca streperaGadwall
- Porzana carolinaSora
- Spatula cyanopteraCinnamon Teal
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
- Green or brown
Safety has not been reviewed for this plant; check toxicity and thorns before planting.
Growing sources and scope
- Bloom · “July to September” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Flower color · “Green 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 · “Full sun (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Soil · “Wet (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
Conservation status
| Virginia rank | S4 |
|---|---|
| Global rank | G4G5 |
| VA 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
- Digital Atlas of the Virginia Flora
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition
- NatureServe Explorer
- 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

























