California Bulrush
Schoenoplectus californicus
Found in marshes. Weakley, Flora of the Southeastern United States (2025), South Central edition What its natural habitat tells you
Native to Mississippi (estimated). How scores work Is it native here?
Profile 94%
- Height
- About 6.6 feet
- Light
- Full sun
- Soil moisture
- Wet to standing water
No photograph yet. Looking for an old drawing…
At a glance
- Bloom
- July to October
- Fruiting season
- Spring to fall
Not yet recorded · Spread · Life cycle · Leaves
Recorded in 2 Mississippi counties.
Natural habitats
Places it grows wild. Not a planting requirement. Each habitat page lists the plants and wildlife also found there.
Open, herb-covered wetlands with fresh, non-tidal water.
Who uses this plant?
12CaterpillarsGenus host records with ranges including MS
Genus host records with ranges including MS · Scirpus
- Bactra furfuranaRush Bactra
- Bactra verutanaJavelin Moth
- Euphyes dionDion Skipper, Sedge Skipper
- Globia oblongaOblong Sedge Borer Moth, Large Noagria
- Ledaea perditalisLost Owlet, 3-Stripe Cephalanthus caterpillar, Buttonbush Owlet
- Neonympha areolataGeorgia Satyr, Helicta Satyr
- Neonympha mitchelliiMitchell's Satyr
- Bactra maiorina
- Cosmopterix attenuatella
- Cosmopterix ebriola
Show all 12
- Cosmopterix scirpicola
- Donacaula dispersella
27BirdsRecorded genus food-resource interactions; not a state feeding claim
Recorded genus food-resource interactions; not a state feeding claim · Scirpus
- Agelaius phoeniceusRed-winged Blackbird
- Anas platyrhynchosMallard
- Anthus rubescensAmerican Pipit
- Aythya affinisLesser Scaup
- Aythya americanaRedhead
- Aythya collarisRing-necked Duck
- Aythya marilaGreater Scaup
- Aythya valisineriaCanvasback
- Bucephala clangulaCommon Goldeneye
- Bucephala islandicaBarrow's Goldeneye
Show all 27
- Calcarius lapponicusLapland Longspur
- Calcarius pictusSmith's Longspur
- Cygnus buccinatorTrumpeter Swan
- Cygnus columbianusTundra Swan
- Fulica americanaAmerican Coot
- Gallinula galeataCommon Gallinule
- Loxia curvirostraRed Crossbill
- Mareca americanaAmerican Wigeon
- Mareca streperaGadwall
- Molothrus aterBrown-headed Cowbird
- Oxyura jamaicensisRuddy Duck
- Plectrophenax nivalisSnow Bunting
- Porzana carolinaSora
- Rallus limicolaVirginia Rail
- Spatula cyanopteraCinnamon Teal
- Spizelloides arboreaAmerican Tree Sparrow
- Sturnus vulgarisEuropean Starling
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
- Brown
- Growth rate
- Moderate
- Growth habit
- Spreads by rhizomes
- Foliage color
- Yellow-green
- Fruit begins
- Spring
- Fruit ends
- Fall
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 (ranked first; USDA PLANTS differs) · Carolinas and Georgia
- Flower color · “Brown” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Foliage color · “Yellow-green” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Fruit begins · “Spring” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Fruit ends · “Fall” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Growth habit · “Spreads by rhizomes” · 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 6.6 feet” · USDA PLANTS · Nationwide species characteristics; local growing conditions may vary
- Light · “Full sun (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
- Soil · “Water; Wet (documented habitat)” · Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition · Carolinas and Georgia
Also known as
California Bul Rush; bulrush
Conservation status
| Mississippi rank | SNR |
|---|---|
| Global rank | G5 |
| MS 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.
Growing cautions
- Spreads by rhizomes. USDA PLANTS lists its growth form as rhizomatous. USDA PLANTS
For planning only; these do not change the score or Fit.
Sources
- USDA PLANTS
- Vascular Plants of North Carolina (NC Natural Heritage Program)
- Weakley, Flora of the Southeastern United States (2025), Carolinas & Georgia edition
- Mississippi 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

