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Marsh Bluegrass

Poa leptocoma

Last reviewed: June 2026

Marsh Bluegrass (Poa leptocoma)
Photo: Robert H. Mohlenbrock / Wikimedia Commons (Public domain)

Light

part sun

Water

high

Size

8"–24" H × 4"–12" W

Bloom

May, Jun, Jul

Native to

AZ, CA, CO, ID and 7 more states

Pollinators

bees, flies

Browse plants for this ecoregion

Marsh bluegrass is a native perennial grass that forms compact clumps and thrives in moist conditions. It produces delicate flower spikes from May through July and maintains a relatively neat appearance throughout the growing season.

In an HOA neighborhood

Marsh Bluegrass 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.

  • High water requirements conflict with xeriscaping expectations
  • May appear unkempt compared to traditional turf
  • Clumping growth pattern creates irregular texture

Wildlife value

This grass provides nectar for bees and flies during its spring and summer blooming period. The seed heads also offer food for birds later in the season.

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.

Does Marsh Bluegrass fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.