Rudbeckia hirta var. pulcherrima
Blackeyed Susan. Yellow Daisy, English Bullseye, Gloriosa
 
 

 
2-3 feet erect to round growth habit
Flowers with golden-yellow rays and often deeply colored toward the base of the rays. 1-2 inches long, disk flowers are dull brown to nearly black.
Summer and fall
Leaves simple, lower leaves sessile, 5 inches long. alternate, coarsely hairy, leaves petioled, upper oblong to lanceolate
Downy mildew, rust, powdery mildew (quite common), ambrosia aphid and sawfly
Full sun or light shade in ordinary soil
  • 'Becky Mix' - Compact plants, 8-l0” tall with golden-yellow flowers with bronze centers.
  • 'Gloriosa Single Daisy' - 36 inches, golden yellow ray flowers, brown disk flowers.
  • 'Gloriosa Double Daisy' - 36 inches, double and semidouble flowers, golden-yellow, tetraploid.
  • 'Goldilocks' - Compact, 10-15 inches tall with double or semidouble golden yellow flowers.
  • 'Irish Eyes' - 30 inches, golden flowers, 5 inches wide with green centers.
  • 'Marmalade' - 22 inches, shorter than other selections with golden-orange flowers.
  • 'Rustic Colors' - 18-22 inches, similar to 'Marmalade' but with mixed colors of orange, bronze, brown, bicolors and solid colors.
  • 'Sputnik' - Bright yellow flowers with very dark brown centers. Excellent plant for cut flowers.
 
 

 

 
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