Black-eyed Susan (Rudbeckia hirta) is a native wildflower that has large, colorful flowers that attract birds and bees to the garden. bright yellow or orange, daisy-like flowers. They produce an abundance of blooms throughout summer and in early fall. It occurs in open woods, prairies, fields and roadsides. The flowers (to 3” across) have bright yellow to orange-yellow rays and domed, dark chocolate-brown center disks. Blooms throughout the summer atop stiff, leafy, upright stems growing 1-3’ tall. Rough, hairy, lance-shaped leaves (3-7” long). The plants grow to between 2 and 4 feet tall and form dense clumps. Plants of this species are sometimes called gloriosa daisy. Garden Uses. Borders. Annual beds. Cottage gardens. Wild gardens. Meadows. Groups or mass plantings.
- The seeds like moist, well-drained soil. Prepare a mixture of half potting soil and half sand, perlite or vermiculite. Put the soil in a pot. Water the mixture so that it is moist but not wet.
- Put the seeds on the soil.
- Water the seeds.
- Place the pots in an area with warm temperatures in full sun or part shade. The seeds germinate in one to three weeks.
- When the seedlings are a few inches tall, they can be transplanted.