Black Eyed Susan, Coneflower (Rudbeckia fulgida)-Hort Answers - University of Illinois Extension
University of Illinois Extension

University of Illinois Extension

Hort Answers


Black Eyed Susan, Coneflower
Rudbeckia fulgida

Rudbeckia 'Goldsturm'
Rudbeckia 'Goldsturm'
Dependable, long blooming perennial providing daisy-like black-eyed Susan blooms on plants that tolerant the toughest conditions.  

Well-drained soil in full sun location 

'Goldsturm' 2-3 feet tall, yellow flowers

'Viette's Little Suzy' 10-14 inches tall, yellow flowers

Mature Height
2-3 Feet
USDA Hardiness Zone
3 - 9 
Bloom Color
Bloom Season
July - October
Soil Conditions
Moist, Well-Drained
Exposure/Light Requirements
Full Sun
Foliage Color
Pests and Problems

Bacterial Disease

Environmental Damage

Fungal Disease

Insect Damage

Additional pests and problems that may affect this plant:

Pseudomona leaf spot, powdery mildew, xanthomonas, cercospora leaf spot, botyris, aphids
Additional Notes
Dependable perennial that will reseed. Needs division every 3-4 years in order to keep vigorous and keep from spreading. Attracts birds, and butterflies. Reportedly deer resistant. Other species to also consider include R. nitida 'Herbstsonne' very tall (6'-8') and dramatic with yellow flowers. R. maxima very tall (6'-8') striking blue foliage and large yellow flowers. Rudbekia hirta is the annual species of black eyed susan sold under a variety of cultivar names.


Related Resources
Home, Yard & Garden Pest Guide
Illinois Commercial Landscape and Turfgrass Pest Management Handbook
U of IL - Distance Diagnosis through Digital Imaging
U of IL - Plant Clinic