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Pale Spikerush

Eleocharis macrostachya

Last reviewed: June 2026

Eleocharis macrostachya (Pale Spikerush) is a native wetland grass found across 27 US states from California to Ohio. This moisture-loving plant blooms June through August in full sun conditions.

Pale Spikerush (Eleocharis macrostachya)
Photo: Gordon Leppig & Andrea J. Pickart / Wikimedia Commons (Public domain)

Light

full sun

Water

high

Size

8"–24" H × 4"–12" W

Bloom

Jun, Jul, Aug

Native to

AR, AZ, CA, CO and 23 more states

Pale spikerush is a clumping wetland grass that forms neat, vertical tufts of narrow green stems. It produces small, pale brown flower spikes at the stem tips during summer and thrives in consistently moist to wet soils.

Growing Pale Spikerush

Grow Pale Spikerush in full sun and high water. Mature plants reach 8 to 24 inches tall and spread 4 to 12 inches wide. Expect low maintenance to keep it looking intentional in a front yard.

In an HOA neighborhood

Pale Spikerush 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.

  • Requires consistently wet conditions that are impractical in most yard settings
  • Appearance may be too wild or weedy for formal landscapes
  • Limited ornamental appeal compared to traditional garden plants

Wildlife value

This plant provides habitat and nesting material for waterfowl and wetland birds. The seeds support various songbirds and small mammals in wetland ecosystems.

Common questions

Where does Pale Spikerush naturally grow?
Eleocharis macrostachya is native to 27 states spanning the western, central, and parts of the eastern United States, including California, Colorado, Texas, Minnesota, and Ohio.
What growing conditions does Pale Spikerush need?
This wetland grass requires consistently high moisture levels and full sun exposure. It thrives in marshy areas, pond edges, and other saturated soil conditions.
When does Eleocharis macrostachya bloom?
Pale Spikerush produces its characteristic spike-like flower heads during the summer months of June, July, and August.
Is Pale Spikerush HOA-friendly?
Pale 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 Pale 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