Smooth Sumac (Rhus glabra), 75 Certified Pure Live Seed, True Native Seed FREE SHIPPING Number of seed is Pure Live Seed, not bulk Species is US Native, not introduced alien We grow the seed so we control quality A 10 to 15 tall native perennial small tree with pyramidal fruiting clusters of showy red to maroon berries. An early summer flowering plant preferring dry to medium soils in full sun or part shade.