You will want to prune the damaged limb back to a fork.

Jun 18, Our beloved oak trees should never be trimmed during the summer months. This is because oak trees have a disease called Oak Wilt, which is spread by pests and could infect and even kill oak trees that are trimmed between April and October. Always wait until the fall and winter to trim oak trees. Summer Tree Trimming Exceptions. Sometimes tree trimming in summer is stumpclear.barted Reading Time: 4 mins. Jul 26, If possible, you should not prune oak trees at all during the summer to reduce the chance of oak wilt, which is a potentially fatal disease.

If you must prune (usually for safety reasons), paint the pruning cuts to make them less attractive to oak wilt-carrying beetles. Here's more information on the best time to trim oak trees and how often. Aug 02, Why You Should Avoid Trimming Oak Trees in Summer Sap beetles – such as the picnic beetle, dusky sap beetle and strawberry sap beetle – buzz around your yard from April to August and are most active in June and July.

These beetles are attracted to the sap that seeps from wounds and holes in trees, like those from storm damage and pruning. So, you can generally have oak trees pruned and trimmed under the aforementioned guidelines, just make sure that you only have them pruned between November and March. Remember that fresh cuts in the summer can and will bring oak wilt with them, cutting the life of your oak tree far shorter than it may have been otherwise. Do Not Trim in Summertime. Try not to prune oak trees during the spring-summer season.

Your tree will likely be healthier if you wait for winter pruning unless it’s an uncommon situation. Resist spring and summer pruning unless it is truly necessary. Try to remember that pruning wounds heal best if the cuts take place before the spring growth stumpclear.barted Reading Time: 8 mins. Try To Avoid Pruning Oaks In The Summer: Best Time to Trim Oak Trees. Oak trees have a disease that makes it so important not to make cuts on them from April through October.

Oak Wilt is spread by pests that are attracted to fresh cuts in the wood. Unfortunately, Oak Wilt is deadly to Oak Trees, so it is best to just wait until later in the winter to early spring to tackle an Oak pruning stumpclear.bars: 2.