Q. What does Cornell recommend doing with cavities in trees? Should I fill them? Should the tree be taken down? — Patrick, Grahamsville A. The most common causes of cavities are improper pruning, ...
Q: I have a tree that appears to be doing well but which has a couple hollowed-out branch stubs. Should I fill them in so it doesn’t cause problems? A: No, leave them as-is unless a certified arborist ...
Q: I have a tree problem. A cavity is developing, about the size of a large saucer, in the main trunk of a 25-foot hawthorn tree. Are there any remedial steps that I might take to save this tree? A: ...
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