 | Black-eyed Susan - Rudbeckia hirta Family Asteraceae (Asters) Flowers | Index | Garden Slugs | Tree Encyclopedia | Rhododendrons | Rose Family |
| Description: Black-eyed Susan is a member of the Aster (Asteraceae) family. The plants can grow up to 4 feet tall but are typically 1 to 2 feet tall and havebristly-hairy leaves and stems. Flower heads are single at the top of each stem branch, with each head about 2 to 3 inches wide and composed of a dark brown to purple conical central disk surrounded by 10 - 20 yellow petals. Black-eyed Susans contribute a valuable nectar source for butterflies, moths, bees, flies and various beetles. Blooms - Late spring through midsummer. An upright annual or shortlived perennial native to the eastern United States, endemic throughout North America. The Black-Eyed Susan is probably the most common of all American wildflowers. The characteristic brown, domed center is surrounded by bright orange/yellow ray florets. Thrives in most soils in full sun. |
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