Rudbeckia fulgida PerennialAn American native wildflower giving bright, season-long color on easy-care plants. Yellow petals surround the showy, cone-shaped, brown seed heads that ripen to attract birds. Adapts to a wide range of garden soils. Ht. 36 in. Hardy zones 3-9. Light Full sun Bloom time Mid-Late Plant spacing 12 inches Planting depth 1/4 inch Days to germination 7-12 Plant height 36 inches Gardener's Notes: Easiest to start indoors 6 weeks before last frost. Sow 1 inch apart in a container of seed starting mix. Cover 1/4 inch deep. Keep moist and warm until seedlings are ready to plant outside. Water plants regularly for best flowers and remove faded blooms to encourage reblooming. Mulch well in fall. Divide plants every few years. Hardy zones 3-9.