0.4g (approx. 250 seeds). Upright perennial growing 30-100cm 12-39in) tall. Daisy-like, composite flower heads up to 10 cm (4 in) in diameter, with yellow ray florets circling conspicuous brown or black, dome-shaped cone of many small disc florets. Suitable for pre winter sowing. (Rudbeckia hirta). Black Eyed Susan Seeds Perennial Flowering Non Gmo For Planting | 203813