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 Coneflower(Rudbeckia spp.) Black Eyed Susan ( Rudbeckia hirta ): Annual or perennial herbs with sunflower-type flower heads (Miller and Miller 1999). The Rudbeckia genus contains 15 Native, North American species (Diggs et al. 1999); Rudbeckia hirta and maxima are featured below. Songbirds and small mammals occasionally consume the seeds. Basal leaves often remain green throughout the winter providing limited winter forage to white-tailed deer (Miller and Miller 1999). Flowers are attractive, to bees, butterflies and numerous other insects. Coneflowers make great additions to native landscapes. |
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The root of Black Eyed Susan is indicated as having medicinal value for indigestion, and has been reported to cause poisoning in livestock (Diggs et al. 1999). While the flowers and stems of Black Eyed Susan can be used to make dyes (Tull 1987). Written by: Jeff Sparks Giant Coneflower ( Rudbeckia maxima ) Last Update: |
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Black Eyed Susan is widely distributed; with varieties of this species found in nearly every state of the Continental US. In Texas, Black Eyed Susan generally blooms May to July and can be viewed throughout the state along roadsides, forest edges, forest openings, and hay pastures. Species appears to increase dramatically after prescribed burns especially burns occurring in the summer.