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black-eyed Susan
Rudbeckia hirta
United States
- Synonyms
- black eyed Susan; blackeyed Susan
- Dimensions
-
Height: 1.0 ft. to 2.5 ft.
Spread: 1.0 ft. to 2.5 ft. - Growth Form
- Herbaceous
- Program Association
- Xeriscape Incentive Program
- Wildlife Uses
- Grassland Birds, Pollinators/ Invertebrates, Riparian Birds, Small Mammals, Wetland Birds
- Sun Requirements
- Full Sun, Part Sun
- Water Requirements
- Low
- Plant Community
- Foothills, Mountains, Plains, Wet Meadow
- Season of Bloom
- June, July, August, September
- Flower Color
- Brown Shades, Yellow Shades
- Leaf Color
- Green Shades
- Aggressiveness
- Readily Seeds
- Design Considerations
- Container Friendly, Long Blooming, Showy Flowers
- Other Considerations
- Deer Tolerant
- Duration
- Annual, Biennial
- Soil Type
- Clay, Loam
- Pests/Disease Prone
- No
- Hazards/Toxic
- No City Data.
Notes
Flora of North America recognizes four varieties of R. hirta, all native to the U.S. Variety angustifolia is native to the southern states; variety hirta is native to the eastern states and floridana is only found in Florida. Our native variety pulcherrima, can is native throughout most of the U.S.