Hydrangea blooms are sensitive to soil acidity, which makes some elements in soil more bioavailable to plants while ...

Hydrangeas that love these conditions include the bigleaf ones (H.macrophylla), as well as oakleaf hydrangea (H.quercifolia) and mountain hydrangea (H.serrata). Having said that, some varieties of ...

This is particularly true for bigleaf hydrangeas (Hydrangea macrophylla) because certain varieties start forming new buds in late summer. If you have bigleaf hydrangeas, you should avoid ...