Category: Tree - Deciduous
Zones: 4 to 9
Size: 10 to 15' tall and wide
Growth Rate: Moderate
Exposure: Sun, Filtered Sun
Rounded form overall, shrubby or small tree, often multi-trunked. Leaves are alternate, almost round, 1.5 to 3.5" long, entire. Parallel veins are clearly visible. Long petiole makes the leaves stand off from the branches. Blooms are airy, smoky (hence the name) on current season's growth in late spring, often lasting through the summer. Drought tolerant once established.
Native to central and southern Europe to the Himalayas and China. Introduced to cultivation in 1656.
Published in Fl. Carniol., ed. 2 1: 220 in 1771.
RHS Award of Garden Merit in 2002.