Q.How do I help my maple tree?
3 year old maple tree has areas where bark is peeling off, revealing a canker. Looks like someone hit with it with something, knocking a hunk out. What can I do to prevent further damage?
Heather
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on August 13, 2012
This article will help you with that:
https://www.gardeningknowhow.com/ornamental/trees/tgen/cankers-on-trees.htm
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