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 ...

Question: I have a multi-trunk Albizia julibrissin that is 7 to 8 years old. It started out with five trunks, but one died off the first year and another was growing out of the center and slowly got ...

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 hole extends ...

Q: I have two very old oak trees that each have a hole in the trunk about 2 feet in diameter that was there when we built our house 30 years ago. Tree specialists have said to leave them alone, which ...

When someone asked me last week what is appropriate placement habitat for Eastern Bluebird nest boxes I told him large expanses of grass – meadows, pastures, golf courses, road edges, maybe a yard if ...