Black Eyed Susan (Rudbeckia)

Black Eyed Susan (Rudbeckia) is a beautiful native flower that has golden yellow petals with a brown or black center cone. Black Eyed Susan Rudbeckia seeds require light to germinate. You can sow them on the ground and give only a tiny bit of soil covering. Optimal planting times include the following: soil temperatures of 70-75 degrees, and planting well after the last frost in zones 3-6. In zones 7-9, you can sow in late September and into November. Keep moist for 14 days. Plants reach up to 2.5 feet in height.