Trees respond to injury by compartmentalizing damaged or dying tissue. Depending upon the nature and location of the injury, protective callus growth may eventually cover the affected area. Proper pruning can facilitate the process. Dead branches should be removed. Here are links to photos of callus growth and information about pruning: Picture of callus Another picture of callus Pruning Trees and Shrubs
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Our boxelder tree has some dead branches and it looks like the tree bark is growing over the base of them. Is this normal?
Last Updated: October 16, 2011
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