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Leafy Bulrush

Scirpus polyphyllus

Last reviewed: August 2026

Leafy Bulrush (Scirpus polyphyllus)
Photo: Sindupa De Silva / Wikimedia Commons (CC BY 4.0)

Toxicity unknown

Leafy Bulrush (Scirpus polyphyllus) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

Light

part sun

Water

high

Size

12"–36" H × 6"–18" W

Bloom

Jun, Jul, Aug

Native to

AL, AR, CT, DE and 19 more states

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 445 programs across 44 states, each with a link to the provider and the date we last checked it.

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Browse plants for this ecoregion

Ozark HighlandsPiedmontEastern Corn Belt PlainsNortheastern HighlandsNortheastern Coastal ZoneNorthern Allegheny PlateauErie Drift PlainNorthern ForestsMiddle Atlantic Coastal PlainNorthern PiedmontSoutheastern PlainsBlue RidgeRidge and ValleyCentral AppalachiansWestern Allegheny PlateauInterior PlateauInterior River Valleys and HillsMississippi Valley Loess PlainsSouthern Coastal PlainEastern Great Lakes LowlandsAtlantic Coastal Pine Barrens

Leafy bulrush is a native sedge that forms neat clumps of narrow, grass-like foliage reaching 1-3 feet tall. It produces small, brownish flower clusters in summer and thrives in consistently moist to wet conditions. This perennial works well in rain gardens, pond edges, or areas with poor drainage where other plants struggle.

In an HOA neighborhood

Leafy Bulrush 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.

  • Requires consistently wet conditions that may create maintenance issues
  • Brownish summer flowers lack ornamental appeal
  • May spread aggressively in optimal conditions

Wildlife value

The seeds provide food for waterfowl and songbirds, while the dense clumps offer nesting sites for birds. The flowers attract small beneficial insects and flies.

Common questions

How much sun does Leafy Bulrush need?
Leafy Bulrush grows best in part sun conditions.
When does Leafy Bulrush bloom?
Leafy Bulrush blooms in June, July, and August.
Where is Leafy Bulrush native?
Leafy Bulrush (Scirpus polyphyllus) is native to AL, AR, CT, DE and 19 more states, per vouchered herbarium specimen records and regional native plant society lists.
Is Leafy Bulrush HOA-friendly?
Leafy Bulrush 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 vouchered herbarium specimen records and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

Ready to grow Leafy Bulrush? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.

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