Rudbeckia subtomentosa, or Sweet Black-Eyed Susan, is a 3-5 foot perennial for moist to wet soils in sun to part sun. Sweet Black-Eyed Susan has deep green foliage with abundant yellow blooms and reddish-brown centers, appearing in late July through September. The perennial is perfect for borders, meadows and massing. It is a favorite of butterflies, and birds love its seeds.

Light: Sun-Part Sun
Soil moisture: Wet-Moist
Height: 4′