The purple leaf sand cherry tree is also known as Prunus x cistena and is a shrub or small tree from the Rose family, according to About.com Trees & Shrubs. It is known for its distinct purple foliage.
The purple leaf sand cherry tree is hardy in USDA Hardiness Zones of two through eight. It requires full sun or partial sun to grow and reaches seven to 10 feet tall and wide. The April-blooming flowers are white or pink, and the tree has reddish-purple leaves that turn a bronze-green in the fall. A few purplish-black drupes typically appear in July.