Eastern Asia
Mexico, Central America, South America, Africa, Polynesia, Australia
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Not Available
Fields, gardens, meadows, rocky outcrops, waste ground, yards
Tropical regions
21,22
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24