May 10, If your hydrangea has grown quite large, you can prune it in June or July (just after the blooming season) to contain it a bit. Trim back the branches by 1/3 to the nearest joint. In most cases hydrangeas will grow back quite quickly, so you may not be able to maintain the smaller size for long%.
If you prune them in early spring, you risk cuting off the dormant flower buds.
By pruning right after the blooms have faded, you allow the plant time to set buds for the next year. Oakleaf (H. quercifolia) and bigleaf hydrangea (H. macrophylla), including Nikko Blue and all the other pink- and blue-flowering cultivars, bloom from buds set. Jul 22, Since their flowers come from new growth from the base of the plant, they can be pruned almost any time of year, except summer. Follow these three steps to maintain the health and vigor of these types of hydrangeas: Cut off faded blooms in late summer to improve the looks of the shrub.
Prune out the oldest canes to improve treemulch.buzzted Reading Time: 8 mins. Apr 25, But these popular woody plants can live long, floriferous lives without ever feeling the cold blade of a pair of Felcos. Hydrangeas, though, can handle pruning (which, if done at the wrong time, may be the cause for the lack of flowers), and sometimes you might want or need to cut them back a bit.
For example, you may not like the look of the fading blooms, or your Estimated Reading Time: 9 mins. Sep 04, You can also prune a hydrangea into a tree shape on your own if you want, but it will take a few years.
Regular Pruning Is Required If you want to maintain a hydrangea tree, you’ll need to be ready to prune it regularly, otherwise not only do the branches lengthen to the point they start to bend under their own weight, as you have noticed, they can even snap off. Cut off any remaining dried flower clusters on the branches.
The flowers can remain on the shrub through winter, but begin to look unattractive after a few months.