Western Sunflower
Helianthus occidentalis
Last reviewed: June 2026
Light
full sun
Water
low
Size
12"–48" H × 12"–24" W
Bloom
Jul, Aug, Sep
Native to
AR, FL, GA, IA and 19 more states
Pollinators
bees, butterflies, beetles
Browse plants for this ecoregion
Western sunflower is a native perennial that produces bright yellow daisy-like flowers from July through September. This drought-tolerant plant grows in clumps and spreads slowly by underground rhizomes, making it excellent for naturalizing in sunny areas.
In an HOA neighborhood
Western Sunflower is an HOA-friendly choice. Maintenance level: moderate. Tidiness: 3 out of 5.
Works well in: mid zone, foundation, backyard only.
- Can look sparse in early season
- May spread beyond intended boundaries
- Stems become brown and brittle in winter
Wildlife value
Host plant for silvery checkerspot butterfly.
The cheerful blooms attract bees, butterflies, and beetles throughout the summer and fall. Seeds provide food for songbirds and small mammals in autumn and winter.
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 Western Sunflower fit your yard? Open it in Pollinator Patch to check it against your sun, soil, and HOA-conscious filters.