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Common Three Square Bulrush

Schoenoplectus pungens

45
Good

Native to Louisiana (estimated). How scores work Is it native here?

Profile 76%

Height
Up to about 6 feet
Light
4 or more hours of direct sun
Soil moisture
Moist to wet
Will it fit your yard?

At a glance

Life cycle
Perennial

Not yet recorded · Spread · Leaves · Bloom

This plant is missing most of its facts, so Quercus is looking them up in old botany books.

Recorded in 9 Louisiana parishes.

Also found with this plant

Wildlife whose habitat models include habitats this plant grows in, in Louisiana. Shared habitat, not food. 107 animals.

All wildlife of Louisiana

Ecological relationships

Who uses this plant?

What these records mean

11CaterpillarsGenus host records with ranges including LA

Genus host records with ranges including LA · 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
  • Bactra maiorina
  • Cosmopterix attenuatella
  • Cosmopterix ebriola
  • Cosmopterix scirpicola
  • Donacaula dispersella
Show all 11
  • Thopeutis forbesellus
Shropshire & Tallamy 2025, Lepidoptera of North America north of Mexico, ZooKeys 1261 (ODbL)
0BeesSoutheastern regional records
0Specialist beesPollen specialists
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
Hurlbert, Olsen, Sawyer & Winner 2021, Avian Diet Database, Scientific Data 8: 260 (CC0)

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

Growing and identification

Plant details

Family
Cyperaceae
Flower color
Red or brown

What its natural habitat tells you

Safety has not been reviewed for this plant; check toxicity and thorns before planting.

Growing sources and scope
Also known as

Chairmakers Rush

Conservation status

Louisiana rankSNR
Global rankG5
LA statusNot verified
Federal statusNot verified

Conservation source Global and federal source

In your garden

Will it fit your yard?

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How to check your spot

Sources