These trees will develop a strong, healthy growth only through correct pruning methods.

Apr 05, Unless you are pruning to remove dead and diseased branches, you should take care to prune in late winter, while the tree is still dormant.

For example, if you must remove live branches to allow additional sunlight and air to circulate inside the tree crown, wait until winter to act. Most trees perform best when trimmed in the spring, according to University of Illinois Extension. Some trees, including oak, ash and elm, thrive with late summer or fall trimming.

Ash trees should be trimmed in the fall. Avoid trimming ash trees in the summer, when stressed ash. Whilst it really depends on the reason for pruning, ash trees are ideally trimmed back during the late dormant season, i.e.

late in the winter before the new spring growth starts to appear. The dormant season for a tree runs from late October to early treegrinding.barted Reading Time: 5 mins. Aug 20, Most routine pruning is done to remove infestation, weak, dead or diseased branches, and can be completed at any time during the year with little effect on the tree. Pruners should know as a rule, growth and wound closure are heightened if pruning happens in late winter before a spring growth spurt, confirms the ISA’s tree-pruning treegrinding.barted Reading Time: 6 mins.

Feb 12, BROOMFIELD, Colo.

– Late winter, from mid-February until early March, is the best time to prune most trees. Trees are still dormant at this time of year and, unlike in early winter, wound closure will be rapid if pruning occurs just prior to the time new growth treegrinding.barted Reading Time: 2 mins.