The listing, 5 Black-Eyed Susan Vine Seeds has ended.
: Black-eyed Susan vine can grow 6 to 8 feet tall in a season and has rough, hairy leaves. The blooms have 5 distinct petals and are symmetrical. Flower color can be white, yellow, orange, or cream. Most of them have dark centers.
: Generally, it grows best in full sun. It needs average, well-drained soil. Plant seedlings 3 inches away from supports. Space plants 5 to 8 inches apart. Pinch the tips to encourage branching. Since thunbergias climb by twining, netting or strings make good trellising materials. They will need a trellis to climb large posts or solid fencing.
: By seed or by cuttings. Sow seeds outdoors after the last frost or start seedlings indoors 6 to 8 weeks before outdoor planting. Seeds germinate in 10 to 15 days at 70 to 75 degrees Fahrenheit. Cuttings root easily in a commercial soil mix.
: Thunbergias can be used to cover posts, porches, arbors, pergolas, or fences. They also make good container plants. Plants in containers will also bloom over winter in sunny windows.
Make sure to soak overnight in warm water.