Did you know that many oaks are also infected underground?

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.

They also love the sweet smell of oak wilt. 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.

This is why we suggest planting alternatives such as the Monterrey oak or other good urban trees in their place.

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 takedownstump.barted Reading Time: 8 mins.