aka the Hydrangea paniculata. These trees are nothing short of stunning, with gorgeous blooms featuring large, cone-shaped flower clusters that transition smoothly from creamy white to rich shades ...
Instead, they recommend pruning the flower only after it has bloomed. For instance, hydrangea paniculata can be pruned by 1/3 as needed, while hydrangea arborescens can be pruned up to 10 inches.