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River Club-rush

Bolboschoenus fluviatilis

Last reviewed: August 2026

River Club-rush (Bolboschoenus fluviatilis)
Photo: Robert H. Mohlenbrock. USDA SCS. 1989. Midwest wetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln. Courtesy of USDA NRCS Wetland Science Institute. / Wikimedia Commons (Public domain)

The USDA PLANTS Database (opens in new tab) does not flag River Club-rush as toxic to livestock.

Light

full sun

Water

high

Size

12"–48" H × 6"–24" W

Bloom

Jun, Jul, Aug, Sep

Native to

AL, AZ, CA, CO and 33 more states

Pollinators

bees, flies

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 432 programs across 44 states, each with a link to the provider and the date we last checked it.

Find rebates in your area

Browse plants for this ecoregion

Central Great PlainsGreat PlainsCentral Irregular PlainsNorthwestern Glaciated PlainsNorthwestern Great PlainsNorthern Glaciated PlainsWestern Corn Belt PlainsNorthern Lakes and ForestsNorth Central Hardwood ForestsDriftless AreaSoutheastern Wisconsin Till PlainsCentral Corn Belt PlainsEastern Corn Belt PlainsSouthern Michigan/Northern Indiana Drift PlainsHuron/Erie Lake PlainsNortheastern Coastal ZoneErie Drift PlainMiddle Atlantic Coastal PlainNorthern PiedmontSoutheastern PlainsInterior River Valleys and HillsMississippi Alluvial PlainAcadian Plains and HillsEastern Great Lakes LowlandsAtlantic Coastal Pine Barrens

River club-rush is a tall, grass-like perennial that thrives in wet conditions and produces clusters of small brownish flowers from summer through early fall. This native sedge forms clumps and is well-suited for rain gardens, pond edges, or other consistently moist areas. It requires regular watering to maintain its lush appearance.

In an HOA neighborhood

River Club-rush takes more care to keep looking intentional in a front yard. Maintenance level: moderate. Consider it for backyard or mid-zone beds rather than the street edge.

Works well in: backyard only.

  • Grass-like appearance may look weedy to HOAs
  • High water needs conflict with typical landscape expectations
  • Can appear unkempt when not actively growing

Wildlife value

The summer and fall blooms attract bees and flies for pollination. The seeds provide food for waterfowl and other birds, while the dense growth offers shelter for small wildlife.

Common questions

How much sun does River Club-rush need?
River Club-rush grows best in full sun conditions.
When does River Club-rush bloom?
River Club-rush blooms in June, July, August, and September.
Where is River Club-rush native?
River Club-rush (Bolboschoenus fluviatilis) is native to AL, AZ, CA, CO and 33 more states, per the World Checklist of Vascular Plants (Kew).
Is River Club-rush toxic to livestock?
The USDA PLANTS Database does not flag River Club-rush as toxic to livestock.
What pollinators does River Club-rush attract?
River Club-rush draws bees and flies.
Is River Club-rush HOA-friendly?
River Club-rush takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.

Native range data from the World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

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