Outsidepride Thunbergia Yellow - 100 Seeds
Thunbergia alata is commonly known as Black-Eyed Susan Vine. This variety it called Sunrise Yellow, and it has bright yellow 5-petaled blooms. The foliage is lush, and the blooms are thick, making this a favorite for many gardeners. It is a vine, so provide a trellis or fence for it to climb. It is recommended to soak the Thunbergia seed in warm water over night. Sow the seed directly outdoors after frost danger has passed. Place 3 seeds per plant 8 inches apart and cover  inch deep with soil. Keep the seed moist until germination occurs. With a temperature range of 75 - 85F, germination is usually within 21 days. Grow Black-Eyed Susan Vine in full sun and in rich, well-drained soil. Pinch the tips back to encourage branching. In frost-free regions, Thunbergia will grow as a tender perennial. When it is grown as a perennial, it can reach 20 feet. Annuals usually reach 8 feet.