Sunflower-Early (Heliopsis helianthoides)
Commonly called ox eye, early sunflower, or false sunflower. it is an upright, clump-forming, sunflower-like, short-lived perennial that blooms profusely through the summer. Tolerates a wide range of soils, including poor, infertile ones. Readily self-seeds. Plant grows 3-4' tall.
Sun Exposure - Full, Partial
Soil Moisture - Medium-Wet, Medium, Medium-Dry
Height - 5 feet
Bloom Time - June, July, August, September
Bloom Color - Yellow
Photo courtesy of Prairie Moon Nursery.