Plants with heart-shaped leaves are a wonderful ... and white. These leaves are thick, leathery, and can be up to 8 inches long. The edges of the leaves are often wavy, and the colors are vibrant ...

It consists of a single heart-shaped leaf attached to a stem—hence the name "sweetheart." This variety of the Hoya kerrii plant features leaves with white or cream-colored edges. The Hoya kerrii ...