Pruning before frost or in cold weather can spur new growth during a vulnerable time, making the plant more susceptible to frost damage than if left unpruned
Like summer-blooming jasmine, azaleas and rhododendrons should be pruned immediately after their blooms fade to avoid accidentally cutting off next year's buds.
It can also make the tree more susceptible to pests and disease. To avoid these issues, it's advised to prune in the summer and avoid winter pruning, except when tapping for syrup.
For most fruit trees, winter pruning during dormancy is beneficial, but sweet cherry trees need a different approach due to their susceptibility to disease.
Recently cut limbs on these trees are hotspots for infection. Therefore, it's recommended to perform a light pruning in the summer when they are less likely