China, Indonesia, Japan, Korea, The Hiamalayas
Eastern Europe, Southern Europe, Russia/Siberia, Southern Asia, Western Asia
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Not Available
A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21
4, 5, 6, 7, 8, 9, 14, 15, 16