Only cut them back hard if they need renovation. Whether you have a cottage garden or a more modern space, smaller varieties of hydrangeas make brilliant container plants. Pruning them is just the ...
Cut the shoots back by a third to a half. How to Prune Hydrangeas That Bloom on New Wood How to Prune Hydrangeas That Bloom on New Wood STEP 2: Alternatively, cut the bush back to 1 foot high.