As seen in the original post, some HOAs may feel obligated to fill trees with cavities. If a tree with a cavity is near a ...

Do not attempt to fill the cavity. That adds no strength to the trunk of the tree, and it can block normal healing. — Have a question you’d like Neil to consider?

Walter Reeves answers Atlanta-area lawn and garden questions, including how to deal with a hole in a tree trunk, and whether Amdro Fire Ant Bait will harm birds.