How to Grow Thunbergia – Black-Eyed Susan Vine
Thunbergia–commonly called black-eyed Susan vine–is a perennial climber usually grown as an annual. Bright yellow to orange five-petaled flared tubular flowers with dark eyes grow above bright-green, triangular leaves. Other vines among the Thunbergia genus are the orange clock vine and sky flower. Both are grown in the same manner as black-eyed Susan vine. Thunbergias…