''Hydrangea heteromalla'' is a species of flowering plant in the family

Hydrangeaceae Hydrangeaceae is a family of flowering plants in the order Cornales, with a wide distribution in Asia and North America, and locally in southeastern Europe. Description The genera are characterised by leaves in opposite pairs (rarely whorled o ...

. It is commonly known as woolly hydrangea, Himalayan hydrangea or Chinese hydrangea and is native to the Himalayas and China. Average height is 10'-15' with inflorescences that are 5"-8" across and bloom May–June, full flowering only occurs in full sun. Leaves are elliptical or ovate and margins are slightly serrated. Is a very adaptable plant that is hardy to USDA zones (4)5-7. This plant is seldom seen in American gardens. There is a nice specimen at the

Sir Harold Hillier Gardens The Sir Harold Hillier Gardens is an arboretum comprising 72 hectares (180 acres) accommodating over 42,000 trees and shrubs in about 12,000 taxa, notably a collection of oaks, camellia, magnolia and rhododendron. The Gardens are located n ...

.Pages 62-66, Chapter 5; ''Hydrangeas for American gardens'' by Michael Dirr. Timber Press, 2004 / ''Hydrangea heteromalla'' is a deciduous shrub or small tree. Its native habitats include alpine forests and thickets in the Himalayas and China.

References

heteromalla Flora of Assam (region) Flora of South-Central China Flora of East Himalaya Flora of Nepal Flora of Tibet Flora of Vietnam {{Cornales-stub