Once you know the severity, you have a few options when it comes to the tree bark repair method you use. Trees are unable to heal in the same way we do, but that doesn't mean they can't survive ...
Subsequent drops in temperature (notably at night), can result in rapid freezing and death of the developing inner bark tissues. Sunscald damage alone would rarely be sufficient to kill a tree, though ...
Time thinning and other forestry operations to occur during the fall and winter months when bark beetles are not active. Thinning should not occur during a drought and for one year following a drought ...