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Oak trees are an exception to the no paint recommendation.
I am sure he would cite exceptions if I pressed him.
To prevent the transmission of oak wilt, oak trees should not be pruned in spring and summer. If an oak tree needs to be pruned during the growing season, for example to correct storm damage, immediately (within 15 minutes) paint the pruning cuts with a latex house paint.
Apr 14, The main exception is when trees like elms and oaks, which are susceptible to vascular wilts such as Dutch elm disease and oak wilt, have to be pruned during the growing season for safety reasons.
In those exceptional cases, painting the wounds with latex-based paint will help prevent the spread of vascular wilts by beetles while also allowing the wounds to seal properly. Jul 08, A tree pruning sealer is a specially designed waterproof product that is applied, or “painted” onto the exposed cut on a limb or branch after pruning.
For many, many years - and still to this day in some cases - people were told by an arborist that tree wound had to be covered with a sealant. A tree pruning sealer is a bandage of sorts meant to cover the shrubpruning.barted Reading Time: 7 mins. Always paint fresh wounds on oaks, including pruning cuts and stumps, with wound dressing or latex paint immediately after pruning or live tree removal at all times of the year.
Clean all pruning tools with 10% bleach solution or Lysol between sites and/or shrubpruning.bar Size: 60KB. Dec 03, Oak Wilt is spread by insects to open wounds, so unless you have really fast bugs, the paint should be effective. During the time of year the temperatures are above 50F, or could be within about a week, paint new wounds on Oaks.