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  HOME  »  WILDFLOWER PROGRAM
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flower *Genus and Species: Rudbeckia hirta
Family: Asteraceae
Common Name: Black-Eyed Susan
Habit: perennial, reseeds
Height: 2-3 feet
Flower Color: yellow-orange with brown centers
Native To: United States, east of the Rocky Mountains
Range: throughout North America
Blooming Period: May-August
Water Requirement: low to moderate
Soil Type: heavy or light
Exposure: full sun to partial shade
Seed Count: 1,710,000 seeds/lb
Seeding Rate: 2 lbs/acre
Miscellaneous: noxious weed in Hawaii, the state flower of Maryland; low maintenance
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