Prunus angustifolia aka Cherokee plum, Florida Sand plum, Sandhill plum. A native plum originally cultivated by Native Americans before the arrival of Europeans.  Average growth rate 12 to 18" per year. Clusters of tiny, fragrant with flowers appear each spring on previous years wood. Flowers before the leaves appear. Small fruit turn from red to yellow as they ripen. Tart fruit that can be eaten fresh or used for jelly. Excellent for wildlife.  Rounded tree form with slender, thorny branches. 

Attractive pollinator friendly addition. 

Can grow to 25' but most commonly not found over 12'. Zone 5-9, self fertile.