Evergreen Shrubs. Prune evergreen shrubs, such as juniper and yew, in late March or early April before new growth begins. Light pruning may also be done in mid-summer. Avoid pruning evergreen shrubs in the fall. Fall pruned evergreens are more susceptible to winter injury. Deciduous Trees. For instance, some varieties of Azaleas only bloom once and the best time to prune them would be as soon as possible after they bloom. Ideally, there is only a six-week window of when pruning is appropriate.
But some of the newer varieties bloom twice and can be pruned twice (also soon after blooming). Hydrangea shrubs also have variations. Jun 06, How and When to Trim Your Bushes: 1. Pick the Right Time of Year. There is a dispute amongst gardeners as to when is the best time of year to prune your shrubbery. Some say that fall is the way to go while others say spring.
In my own experience, I prune in the spring. My reasoning is that it is easier for me to see what is going on with my stumpchopping.buzzted Reading Time: 7 mins. Mar 02, Early spring, before growth begins, is an ideal time to prune flowering shrubs and ornamental shrubs, especially those grown for their foliage rather than their flowers. Shearing or pruning evergreen hedges such as arborvitae, yew, and boxwood shapes them and encourages new growth, for a denser stumpchopping.buzzted Reading Time: 2 mins.
Mar 15, Most broadleaf evergreens, including holly, mahonia, and some types of magnolias, don't need much pruning. The best time to prune them is in early spring, just before they put on their growth spurt. You can do minor shaping and pruning at other times of year, too.
Sep 02, When to Prune Evergreen Shrubs. In general, prune needle-bearing evergreen shrubs in early spring, toward the end of dormancy and before the emergence of new growth. Pruning the evergreens at this time allows plenty of time for new growth to emerge, as well as plenty of time for these new shoots to harden off before the following winter.