Black Bogrush
Schoenus nigricans
Last reviewed: August 2026

Toxicity unknown
Black Bogrush (Schoenus nigricans) 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"–12" W
Bloom
N/A
Native to
CA, FL, NM, NV and 1 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.
Find rebates in your areaBrowse plants for this ecoregion
Black bogrush is a native wetland grass that forms compact clumps of dark green, narrow leaves. This moisture-loving perennial stays relatively small and maintains its evergreen appearance year-round, making it useful for wet areas where other grasses struggle.
In an HOA neighborhood
Black Bogrush takes more care to keep looking intentional in a front yard. Maintenance level: low. Consider it for backyard or mid-zone beds rather than the street edge.
Works well in: backyard only.
- Bog-like appearance may seem too wild or unkempt
- High water requirements could appear problematic
- Uncommon plant that HOAs may not recognize as intentional landscaping
Wildlife value
Provides habitat and nesting material for wetland birds and small wildlife. The dense clumps offer shelter for beneficial insects and amphibians in moist garden areas.
Common questions
- How much sun does Black Bogrush need?
- Black Bogrush grows best in part sun conditions.
- Where is Black Bogrush native?
- Black Bogrush (Schoenus nigricans) is native to CA, FL, NM, NV and 1 more states, per vouchered herbarium specimen records and regional native plant society lists.
- Is Black Bogrush HOA-friendly?
- Black Bogrush 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 Black Bogrush? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.
Not sure where to start? Take the 2-minute yard quiz