Rudbeckia fulgida var. sullivantii: ‘Goldsturm’ Goldsturm Black-eyed Susan

black eyed susanLatin name: Rudbeckia fulgida var. sullivantii ‘Goldsturm’
Common name: Goldsturm Black-eyed Susan
Flowers: Yellow rays with black center disk12
Fruit: Inconspicuous10
Height & Width: 2-3’ x 1-2’12
Type: Herbaceous perennial12
Habit: Upright, clump forming12
Wetland indicator category**: FAC17
Texture: Coarse10
Growth rate: Medium2
Light: Full sun2
Moisture: Medium to dry12
Soil*: Tolerates a wide variety of soils12
Zones: 3-912
Origin: Eastern North America, including South Carolina16
Features: The Goldsturm Black-eyed Susan features showy 2-3” wide flowers that bloom June through October3, 12. In addition to being a popular and tough perennial, it is also beneficial to birds, butterflies and bees.10

Siting: Goldsturm Black-eyed Susans perform best in moist, well-drained soils and full sun.2, 3

Care: Plant crown at soil level18. At planting, water the roots and surrounding area slowly and deeply. Keep soil moist until plant is established, then apply enough water to thoroughly moisten the root zone when the soil is dry or during drought. Modify water recommendations to reflect site drainage and rainfall. Apply 3” of mulch over the planted area. Do not allow mulch to touch the plant stems18. Flowers need cutting back hard once flowering has finished.2

Pests: Susceptible to many foliar diseases, especially in the humid South or when plants are crowded2, 3. Clean up plants by removing dead foliage in fall. Divide clumps to avoid overcrowding.12

This plant does not appear on the following invasive plant lists on (10/22/12): enter date searched and check the lists that were examined

X USDA SC Invasive Plant Species Web site at

X SC Exotic Plant Pest Council Web site at

Sources 1-18 found on Sources page