Central Asia, China, Northern America, The Hiamalayas
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Grassland, low mountains, Semi desert, Woodlands
2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24