Yes, you can prune hard or trim boxwood shrubs to the desired height depending on the time of year. Major pruning should be done in the late winter to early spring. Touch up trimming can be done all spring and stumpchop.buzzg: Northridge CA.
May 14, Taking boxwood cuttings in midsummer catches the stems at just the right stage to give you the best chance of success. Cut 3- to 4-inch ( to 10 cm.) tips of new growth with a sharp knife. Pruning shears or scissors pinch the stems and make it hard for them to take up water later on. Only cut healthy stems with no insect damage or stumpchop.buzzted Reading Time: 3 mins.
Apr 22, Only cut as far down as the greenery is growing. Overgrown boxwoods become super thick, not allowing light or air to reach the middle of the shrub, which results in an unhealthy plant.
On boxwoods that have not been trimmed in several years, decrease the size of the shrub over many growing seasons. Only cut ⅓ of the total shrub so it stays healthy%(1). Dec 28, Can I Cut My Boxwood Shrubs Back 2 or 3 Feet Without Killing Them? Common boxwoods (Buxus sempervirens), suitable for U.S. Department of Agriculture plant hardiness zones 6 through 8, can grace Missing: Northridge CA.
Cut off unwanted branches when pruning the boxwood into a desired shape after two years of growth. Remove no more than 10 percent of the branches Missing: Northridge CA.