Once established, the best time to trim is in the spring.

As always, Grumpy has the answer.

Jul 28, Spring is the ideal season for trimming boxwoods, though you can trim them any time of the year. Trimming in the early spring is the best way to get rid of dead branches before new growth has set in. If you have to avoid one time of year for your trimming sessions, it’s best to avoid late fall since this is the time that most new growth stumpcutter.bar: Ossiana Tepfenhart.

Oct 17, When to Trim. Boxwood shrubs kent stump grinder slow-growing plants. Because of this slow growth, gardening with these bushes requires relatively little maintenance.

Generally speaking, you can maintain your bushes by pruning once a year. Once established, the best time to trim is in the stumpcutter.bar: Jeffrey Douglas. Jan 25, As always, Grumpy has the answer. Boxwoods can be pruned any time but late summer and early fall.

This is because pruning then will spur new growth that won't harden off in time for winter and be killed by the cold.

Severe late summer pruning followed by a Author: Steve Bender. Jun 29, Selective pruning to remove a stray or damaged branch can be performed any time of year on Boxwood. Shearing plants to form shapes or hedges can be performed almostany time of year. However, to avoid damaging new growth that typically emerges after pruning, cease pruning two months prior to the average first frost date in your area. 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 summer.

Avoid pruning in early fall into early stumpcutter.barted Reading Time: 7 mins.