Species PlantsWestern Sunflower

Western Sunflower

Helianthus occidentalis

UncommonPlant
Illustration of Western Sunflower (Helianthus occidentalis)

Western Sunflower is a distinctive perennial with most of its leaves at the base and nearly bare, wiry stems bearing bright yellow flowers. Native to the central and eastern United States, it grows in dry prairies, sand barrens, and open woodlands. The basal leaf rosette persists through summer while the tall flower stalks emerge. This species is considered a conservative prairie indicator in many Midwestern states.

Habitat
Found in dry prairies, sand barrens, open oak woodlands, and disturbed sandy soils.
Diet
Provides nectar and pollen for specialist sunflower bees and other native pollinators.
How common
Uncommon

Best time to see a Western Sunflower

The best time to see a Western Sunflower is July–August, when about 68% of U.S. sightings happen, based on 1,106 research-grade iNaturalist observations.

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