Ovate Spikerush
Eleocharis ovata
Last reviewed: June 2026
The USDA PLANTS Database (opens in new tab) does not flag Ovate Spikerush as toxic to livestock.
Light
full sun
Water
high
Size
4"–16" H × 2"–6" W
Bloom
Jun, Jul, Aug
Native to
AZ, CT, IA, IL and 18 more states
Pollinators
bees, flies
Browse plants for this ecoregion
Ovate spikerush is a compact native sedge that forms small clumps of fine, grass-like foliage. It produces small, oval-shaped flower spikes in summer and thrives in consistently moist to wet soils. This plant works well in rain gardens, pond edges, or other areas with poor drainage.
In an HOA neighborhood
Ovate Spikerush takes more care to keep looking intentional in a front yard. Maintenance level: high. Consider it for backyard or mid-zone beds rather than the street edge.
Works well in: backyard only.
- Requires wetland conditions that are impractical for most residential settings
- Can spread and look unkempt without proper moisture management
- May appear weedy or unintentional to those unfamiliar with native sedges
Wildlife value
The summer flowers attract bees and flies for pollination. Seeds provide food for wetland birds and waterfowl.
Common questions
- How much sun does Ovate Spikerush need?
- Ovate Spikerush grows best in full sun conditions.
- When does Ovate Spikerush bloom?
- Ovate Spikerush blooms in June, July, and August.
- Where is Ovate Spikerush native?
- Ovate Spikerush (Eleocharis ovata) is native to AZ, CT, IA, IL and 18 more states, per the USDA PLANTS Database and regional native plant society lists.
- Is Ovate Spikerush toxic to livestock?
- The USDA PLANTS Database does not flag Ovate Spikerush as toxic to livestock.
- What pollinators does Ovate Spikerush attract?
- Ovate Spikerush draws bees and flies.
- Is Ovate Spikerush HOA-friendly?
- Ovate Spikerush 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 USDA PLANTS Database and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
Ready to grow Ovate Spikerush? 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