RUDBECKIA hirta (Black-Eyed Susan) is a herbaceous perennial plant native to North America. It is a member of the sunflower family (Asteraceae) and is well-known for its striking yellow flowers with dark brown or black centers.
Black-Eyed Susan is a medium-sized perennial that typically reaches a height of 2 to 3 feet (60 to 90 cm) with a spread of about 1 to 2 feet (30 to 60 cm). It has sturdy, upright stems and coarse-textured leaves that are hairy. The leaves are dark green and add an attractive backdrop to the flowers. It thrives in full sun to partial shade and prefers well-drained soil. Black-Eyed Susan is adaptable to a variety of soil types, including clay and loam.
The flowers of Rudbeckia hirta are daisy-like, with bright yellow petals radiating from a dark brown or black central cone. The petals may have slight variations in color and can be reflexed or drooping. The contrast between the vibrant yellow petals and the dark center creates a visually striking display. The flowers are nectar-rich and attract a wide range of pollinators, including bees, butterflies, and other beneficial insects.
Black-Eyed Susan typically blooms from midsummer to fall, providing a prolonged period of vibrant color in the garden. The flowers are long-lasting and can continue to bloom even into early autumn, depending on the climate and growing conditions.
Black-Eyed Susan is a versatile plant that adds a pop of color to gardens and landscapes. It works well as a border plant, mass planting, or mixed with other perennials. Its vibrant flowers also make it a popular choice for cut flower arrangements.
Black-Eyed Susan, with its bright yellow flowers and dark centers, is a beloved and iconic perennial that brings a cheerful and lively presence to gardens and landscapes. Its ability to attract pollinators and its long-lasting blooms make it a favorite among gardeners and nature enthusiasts alike.
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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