Question: We have a can of spray foam that says it can be used to fill cavities in tree trunks. There’s a hole in one of our trees where a branch was removed — it’s about waist-high. The ...

QUESTION: We have a healthy live oak that has developed a small pocket where two limbs come together. Water collects in the cavity, and it looks as if the area is starting to rot. Should I fill it … ...

Even a "bad" tree is not a hazard tree if it has no significant target to hit. Remove a tree with a large cavity when it has a stationary target that is constantly occupied, such as a house.

Bluebirds nesting in tree cavity in swamp. An unusual place for that species. By jim williams. May 15, 2012 at 2:11PM (The Minnesota Star Tribune) Comment. Gift. Share. Listen.

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 ...

This maple is live and healthy despite a huge cavity in its trunk. This tree is structurally compromised but does not pose a risk because it will do no damage when it fails. Surrounding trees in ...

The picture shows a tree bent at a dramatic angle. There is a large cavity that appears to have been filled with expanding foam insulation or sealant. This is like filling the trunk of the tree with ...

A pair of blue tits were seen nesting in a tree cavity that was also inhabited by about 25 greater noctule bats, which commonly eat blue tits, but the birds lived to tell the tale ...

The Oregon coast tree famous for the Popeye bump on its upper arm will stick around Yaquina Bay State Recreation Site after ...

One of the services the primary excavators provide is when they stop using their cavity, someone else moves in — a secondary cavity nester, like a bluebird, tree swallow, house sparrow or ...