American Dune Grass
Leymus mollis
Last reviewed: June 2026
Light
full sun
Water
low
Size
24"–48" H × 12"–24" W
Bloom
Jun, Jul, Aug
Native to
CA, IL, MA, ME and 6 more states
Browse plants for this ecoregion
American dune grass is a native coastal grass that forms upright clumps with blue-green foliage and attractive seed heads in summer. This drought-tolerant perennial thrives in sandy soils and windy conditions, making it excellent for challenging sites. It provides year-round structure and movement in the landscape.
In an HOA neighborhood
American Dune Grass is an HOA-friendly choice. Maintenance level: low. Tidiness: 3 out of 5.
Works well in: mid zone, street edge, backyard only.
- May spread aggressively in ideal conditions
- Can look somewhat wild or unkempt to traditional tastes
Wildlife value
The seed heads provide food for songbirds and small mammals in late summer and fall. As a native grass, it offers nesting material and habitat for beneficial insects.
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 American Dune Grass fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.