Akebia longeracemosa

Chocolate Vine is an exotic deciduous perennial climber with a climbing and pendulous habit. It produces purple to red flowers on long racemes. The foliage is shed in winter. Commonly used for covering trellises, fences, or pergolas, it can also be trained over structures to provide seasonal shade. Suitable for edible and fruit-producing landscapes. Grows to approx. 4–10m H x 2–4m W.