First, know hydrangeas do not have to be pruned — unless the shrub has grown too large for its space or unruly and needs a little shaping up. Otherwise, you can simply clean up the plant by removing dead branches and deadheading spent blooms.
What happens if you don’t cut back hydrangeas?
Hydrangeas that bloom on old wood do not need pruning and are better off for it. If you leave them alone, they’ll bloom more profusely the next season. … Just remember new growth may come, but that new growth will be without blooms next season.
Do hydrangeas need to be cut back for winter?
Hydrangeas bloom either on old wood or new wood, depending on the hydrangea type. New-wood blooming hydrangeas should be cut back in late winter before new growth begins, while old-wood bloomers require pruning right after flowers fade in late summer.
Should hydrangeas be cut back every year?
This is why it’s best to plant hydrangeas where they have enough space to grow. These are the hydrangeas that set flower buds on current season wood (new wood). … Trim out dead and crossing stems and prune to shape the plant. It is not necessary to prune every year.
When should you not cut back hydrangeas?
Trimming should be done immediately after flowering stops in summer, but no later than August 1. Do not prune in fall, winter, or spring or you could be cutting off new buds. Tip-pruning the branches as leaves emerge in spring can encourage multiple, smaller flower heads rather than fewer larger flower heads.
How do you prepare hydrangeas for winter?
The simplest method is to mound shredded leaves or bark mulch around the base of the plant to about 12 inches or so. Put the mulch mound in place in late fall after the ground freezes and uncover plants in spring when temperatures begin to stay above freezing.