Scientific Name
Rudbeckia maxima

Common Name
Swamp coneflower; Cabbage-leaf coneflower; Large coneflower
Life Cycle: --

Height: 5 to 7 feet
Flower/fruit: Intense yellow petals dangle from 2 inch brown cones; tall stately flower stalks  
Flowering Season: Summer into fall
Foliage: Clump of silvery blue-green foliage; 18 inch paddle-shaped leaves with glaucous covering; large basal leaves
Site: Sun to partial shade; prefers rich, moist soil
Comments: Good drought tolerance
 
 

List by Scientific Name | List by Common Name

© Erv Evans, Consumer Horticulturist
Shoprights NC State University
Images © by Erv Evans