Florida Museum of Natural History
 
 
Black-eyed Susan
Rudbeckia  hirta
 
Family name: Asteraceae
 
Host plant for: none
 
General description: Erect herbaceous annual or short-lived perennial with rough, alternate leaves and showy yellow, daisy-like flowers with dark brown centers. Easy to cultivate. Prefers moist, well-drained sites in full sun to partial shade but will tolerate poor soils with regular irrigation. Readily reseeds. Ideal for naturalizing. Flowers attract butterflies and other pollinators.
 
Type: Herbaceous annual or short-lived perennial
Flower: Yellow daisy-like flowers with dark brown centers
Bloom time: Spring to fall
Soil type: Rich, well-drained soil
Maximum height: 3 feet
 
Candidate for home gardens: Adaptable and easy to cultivate. Produces showy flowers
Availability in nursery: Common. Many cultivars available
Frenquency in the wild: Common
Habitat: sandhills, pine flatwoods, ruderal
 
County: Alachua, Brevard, Broward, Calhoun, Charlotte, Citrus, Clay, Collier, Columbia, Dixie, Duval, Escambia, Flagler, Gadsden, Glades, Gulf, Hamilton, Hardee, Hendry, Hernando, Hillsborough, Holmes, Indian River, Jackson, Jefferson, Lake, Lee, Leon, Levy, Madison, Manatee, Marion, Martin, Miami-Dade, Nassau, Okaloosa, Okeechobee, Orange, Osceola, Palm Beach, Pasco, Pinellas, Polk, Putnam, Santa Rosa, Sarasota, Seminole, St. Johns, St. Lucie, Sumter, Suwannee, Taylor, Volusia, Wakulla, Walton
 
Rudbeckia hirta









  Full sun               Part sun  
 
  Moderate watering