Hydrangea pruning in winter is mainly based on plastic pruning. In order to watch potted hydrangea, it is necessary to cut off the branches at the edge. It is also necessary to comb the withered and aged hydrangea branches in time to make the nutritional components of hydrangea more concentrated; June in summer is the intensive period of hydrangea branches, so it is necessary to prune all the intensive hydrangea branches; Autumn is the flowering period of hydrangea, so it is necessary to cut off the weak hydrangea and the flowering branches in time.

First, the hydrangea is pruned 1 in winter and the branches are taken care of.

Hydrangea pruning in winter is mainly based on plastic pruning. In order to watch potted hydrangea, it is necessary to cut off the branches at the edge. Cut off the branches of hydrangea that grow too fast at the top, and the pruning intensity should not exceed 5 cm, otherwise it will waste the nutrients of hydrangea.

Step 2 prune dead branches

When pruning hydrangea in winter, it is necessary to comb the withered and aging hydrangea branches in time to make the nutritional components of hydrangea more concentrated so as to spend the cold winter; Applying a layer of potassium permanganate solution to the pruning cut can prevent the hydrangea branch cut from being infected with bacteria in winter.

Second, pruning in other seasons 1, pruning in summer

June in summer is the intensive period of hydrangea branches, so it is necessary to prune all the intensive hydrangea branches, which can make hydrangea breathe and light better and promote hydrangea to sprout quickly. And cut off hydrangea branches without buds to concentrate nutrients for hydrangea branches with buds.

2, autumn pruning

Autumn is the flowering period of hydrangea, so it is necessary to cut off the weak hydrangea and the flowering branches in time to promote the opening of other flowers; Applying disinfectant to the branches of hydrangea can prevent other germs from infecting.