Dallisgrass
Paspalum dilatatum
Last reviewed: June 2026
Light
full sun
Water
medium
Size
24"–48" H × 12"–36" W
Bloom
May, Jun, Jul, Aug, Sep
Native to
AL, AR, AZ, CA and 20 more states
Browse plants for this ecoregion
Dallisgrass is a robust perennial grass that forms dense clumps with coarse-textured foliage reaching 2-4 feet tall. It produces seed heads on tall stems from late spring through fall and maintains its green color year-round.
In an HOA neighborhood
Dallisgrass 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.
- Considered a weedy species that can spread aggressively
- Coarse appearance looks unkempt compared to typical lawn grasses
- Can become invasive and difficult to control
Wildlife value
This grass provides seed for birds and nesting material, though it has limited appeal to pollinators since grasses are wind-pollinated.
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 Dallisgrass fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.