Therefore pruning should be done with great care as it can otherwise reduce the number of potential blooms for the next year. To shape or prune back your shrub follow the buds back along the branch as far as they go and prune back to the furthest one.
Use sharp and clean pruners.
How to prune endless summer hydrangea. Enter Full Screen. Keep pruning tools clean and sharp to avoid damage to the plants. Prune out only dead wood and leave any green buds or leaves.
To avoid pruning off new flower buds forming at the tips of stems in late summer clip off spent blooms at a point just above the first set of leaves beneath the bloom. How and when to prune Endless Summer. Prune only when new growth emerges in the early spring.
We recommend a little hair cut prune in late spring to remove anything that didnt survive the winter and deadheading blooms in summer but never a hard prune says Mcenaney. Since Endless Summer Hydrangeas bloom on last years growth old wood as well as the current seasons growth new wood you will get the most flowers by protecting the flower buds on the old wood. Endless Summer Hydrangeas should not be pruned in the fall.
Endless Summer hydrangeas do not require regular pruning and it shouldnt be done during the growing season. Flower buds will grow on this seasons growth or new wood. Pruning last years growth effectively removes the next seasons flower buds.
And in the spring do not cut dead stems to the ground until new leaves have completely expanded – often not until early June. This will ensure the flower buds that have made it through the winter have emerged. However since these hydrangeas bloom from both old and new wood they can withstand heavy pruning if needed.
John Kelly an Albany NY area landscape designer shows how to prune and not prune the popular Endless Summer hydrangea. Test the stem for life. Learn how to prune your Endless Summer hydrangeas in the spring to maximize the seasons blooms.
11 Tip 1. Generally you can prune back a third of a hydrangea and it will thrive and bloom. Let these plants grow a season or two before doing any serious hard pruning.
Remove flowers that are old and dried. Instead of just producing a limited number of flowers on old wood that the plant grew the previous year Endless Summer produces new stems and new flowers continually. To control an Endless Summer hydrangeas size along with hybrid mophead varieties bloom on.
Take care to prune the flowers of the endless summer hydrangea during the summer months. Oakleaf hydrangea Hydrangea quercifolia flowers on old wood. Instead prune them only in May.
Do hard renewal pruning on old and declining endless summer hydrangeas. If you want to keep your hydrangea the same size then prune to the bud growth at the end of the branches. Best practice is to prune back stems that have just finished flowering to about 20 cm.
Cut one or two of the oldest stems all the way down to the base. Brown and leafless canes are likely dead and need to be pruned out. Prune out old dead wood every year or two.
Bigleaf Hydrangeas primarily bloom on last years growth or old wood For this reason bigleaf Hydrangeas should never be pruned in late summer or fall. To do this do NOT prune or cut back your shrubs after August 1st. Once the shrub is established and has a couple of growing seasons under its belt prune these hydrangeas in the spring down to the ground or not at all if you want a larger shrub.
So does big-leaf hydrangea Hydrangea macrophylla which has large globe-shaped flower heads that can be blue in acidic soil. An Endless Summer hydrangea blooms both on growth from the previous year as well as on new shoots from the current growing season. Popular bigleaf hydrangeas got a major upgrade in 2004 with the development of Endless Summer the first reblooming hydrangea variety.
Wait to prune until mid to late spring when you can assess winter damage and only remove dead canes. This type of maintenance will help. Lightly prune Endless Summer hydrangeas in late summer after the plants finish blooming and you see new shoots at the base of the plant.