Sweet Potato Types: Purple Leaf
With leaves ranging from violet -black, sweet potato crops that are decorative include a dash of drama. Like their green- cousins, these crops generate delicious tubers, as well as morning-glory-like flowers. Indirect sunlight and water, plant for the finest leaf colour well. The name for decorative sweet potato crops is Ipomoea batatas. Seeds from these plants are poisonous.
Blackie
The Blackie (Ipomoea batatas “Blackie”) sweet-potato heart shaped leaves are a deep purple verging on black. Their flowers, nevertheless, are pale purple. This vine lives in Central and northern South America and grows in U.S. Department of Agriculture plant-hardiness zones 1 through 13. Its root may be eaten. Watch out for such issues as leaf spots and stem rot when developing this cultivar.
Black Heart
Using its dark-green to – hue, the Black Heart sweet-potato vine provides interest as it trails along backyard border or in hanging baskets. Grow Black Heart, named in total to partial sunlight, for its colour and leaf form. It’s evergreen and blooms all year round. This selection grows in USDA plant hardiness zones 1 through 13.
Sweet Caroline Bewitched Purple
The dusty to purple of Sweet Caroline Bewitched Purple was created in 2006 at North Carolina State University in Raleigh. The leaves are notched, although the plant doesn’t produce flowers, it will grow sweet- potatoes. The Bewitched Purple grows in USDA plant hardiness zones 1 through 13. It prefers well-drained soil and partial to full sunlight.
Midnight Lace
The lobed leaves of Midnight Lace activity a shiny purple-black hue, complemented sometimes by lavender flowers. While it grows in USDA plant hardiness zones 1 through 13, this selection likes summer, so plant it in un-shaded regions of the backyard and avoid getting the leaves moist while watering.