Wild sunflowers
Helianthus annuus
Wild sunflowers usually bloom from mid-June to late September across the Kansas prairie, with the best color from late August into mid-September. That's the only region we track it in so far — the ladder below shows where it falls in the year.
Where to see them
Based on reports from iNaturalist naturalists. We name public reserves, parks, and roads only — never exact pins, never private land.
Updated August 14, 2026. Bloom timing shifts with the year's weather — each region page carries that region's week-by-week curve and how this season is running.