Rudbeckia laciniata | Cutleaf Coneflower, Greenhead Coneflower

The common names of this sunflowerlike perennial helps describe its appearance. Petals droop slightly, and the cone is greenish rather than a rich brown. The species grows quite tall, but 'Herbstsonne' remains in scale with the average garden, topping out at about 6 feet high. Canopy coverage: 13 square feet.

Water Requirement: low

Sun Exposure: partial shade, full sun

Cold Hardiness: cold hardy to -20F

Growth Rate: fast

Height: 10 feet high

Width: 4 feet wide


Foliage Color: light green

Flower Color: yellow

Flower Season: summer, fall