Rudbeckia maxima

Great Coneflower, Cabbage Leaf Coneflower, Giant Coneflower, Tall Coneflower

Family: Asteraceae Aster


Type Perennial
USDA Hardiness range 7A - 9A
Exposure Full sun
Bloom color Yellow
Bloom time Mid Summer to Mid Fall
Water needs Dry to moist
Landscape uses Border, foundation, massing, seashore, specimen
Height 5' to 7' / 1.60m to 2.20m
Spread 24" to 36" / 60cm to 90cm
Growth rate Moderate
Persistence Deciduous
Bloom attributes Suitable for cut flowers, suitable for dried flowers
Leaf color Blue, green, silvery
Fruit color n/a
Soil pH requirements Neutral
Soil type Sandy, clay, loamy
Form Upright or erect
Attributes and features Attractive foilage, native to North America, naturalizing