Species: quinata. Hardiness. Common names: Chocolate Vine, Five-Leaf Akebia, Raisin Vine. This vine has a spicy chocolate scent in the spring with wine-red flowers that give way to sausage-shaped seed pods and bright green foliage. Family: Lardizabalaceae. Shirobana – Vigorous with white flowers; Purple Bouquet – Most common in the trade, it is desirable for its compact size, growing about half the height of other varieties. The spicy scented white flowers are born in early spring on this vigorous, semi-evergreen to deciduous vine. Rosea: Flowers … Genus: Akebia. I have a pair of the white-flowered … Cultivars: ‘Alba’ and ‘Shirobana’ are white-flowered and white … Varieties of Chocolate Vine. Shiro Bana is an unusual white flowered selection of the Five-leaf Akebia,Akebia quinata. Even here in New England, it often remains in leaf through Christmas. Whte-flowered Chocolate Vine Chocolate vine's foliage is thick and leathery; the vine is evergreen in a milder climate. USDA hardiness zone 5a to 10b: from −20 °F (−28.9 °C) to 40 °F (+4.4 °C).. How to Grow and Care. The flowers … Synonyms: Rajania quinata. Chocolate Vine is a light feeder and doesn't require supplemental flower fertilizer. This excellent climber provides quick cover for walls, fences, and trellises and is also useful as a ground cover plant. Chocolate vines … You can provide trace nutrients for vines …