Sugar Plum is a cross between Berkeley Blues and Hawaiian Haze Plum. It has a deep tropical sweet purple flavor with a strong stone and a tall narrow silhouette that is almost spindly with long spiraling buds. Sugar Plum is a medium size bush with deep green, large leaves. The flavor is complex the deep tropical flavor of the Haze Plum comes through firts with the earthy Berkeley Blues bottom note clearly coming through the finish.