Rudbeckia Hirta commonly called ‘Black-Eyed Susan’ is a North America flowering plant in the family Asteraceae or Daisy, native to Eastern and Central North America and naturalized in the western part of the continent as well as in China. In many parts of United States planting period is March to May. The flowers will bloom from June to September. Black-Eyed Susan has been found to have immuno-stimulant activity similar to Echinacea.
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Scientific Name: Rudbeckia Hirta
Common Name: Black-Eyed Susan
Plant Type: Perennial
Family: Asteraceae or Daisy
Native Range: Central United States from Wisconsin to Texas
Height: 12 to 36 "
Spread: 12 to 18 "
Habitat: Fields, Pastures, Prairies, Open woodlands, Railroad tracks
Exposure: Full Sun, Partial Sun
Blooming Season: Summer (Mid, Late), Fall
Attracts: Birds, Butterflies
Resistant: Rabbit, Deer
Characteristics: Dried Arrangements, Cut flowers, Showy
Flower Color: Yellow
Water Requirement: Medium
Soil Type: Clay, Loam, Chalk, Moist, Well-drained
Soil pH: Acid, Alkaline, Neutral
Advantage: Easy to grow
Uses: Medicinal uses, Worms and colds, Sores, Snakebites