This is a Kiggelaria africana, also known as Wild Peach, Natal Mahogany, and umKokoko. This tree or bush depending on how you train it, should be grown in full sun. It is the larval host plant for the Battling Glider, Garden Acraea and Dusky-veined Acraea butterflies. This plant tolerates temperatures down to 2C so USDA Hardiness Zones 10 to 11