Sweet Potato Vine
This tender tuberous perennial with heart-shaped, lobed, almost black leaves bears trumpet-shaped lavender to pale purple flowers., providies an amazing foliage plant. Bushy and compact with a trailing habit, grows 10 inches tall with a 24 to 36 inch spread. This sweet potato vine has lime green leaves that light up in the sunlight and look paler in part shade.
Grow in moderately fertile, well-drained soil. Provide full sun to part shade and consistent moisture. Shelter from cold, drying winds
Perfect for containers, as a filler or as ground cover.
Ipomoeas need bright sunlight to retain their spectacular colour. Keep it in moderately fertile and well drained soil. You can prune them in summers. Fertilise them once a month in the growing season but Don't fertilise it during winters.
They also make for beautiful climbers for which you can provide them some support.