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 ...
It’s not all hydrangeas, she says, but the culprit is the most popular variety. Hydrangea macrophylla is commonly called the mophead type, and their flowers are what most gardeners long for ...
Hydrangeas can also thrive in a cool shady ... Most are woody plants that grow in temperate areas but macrophylla and aspera species grow well here, especially at higher elevations.