We don’t often think about the roots of trees until there is a problem. A forester friend of mine called it a “fencepost mentality.” Being underground, they are often out of sight out of mind. However ...

There’s a tree killer on the loose in Oregon, and nobody knows how to stop it. An invasive green beetle called the emerald ash borer arrived in the Midwest from Asia, and it’s killed over 100 million ...

Q: I have two pecan trees in my rear yard. I have tried everything I can think of to keep squirrels from climbing the trees and eating pecans while they are still green. Is there anything I can do to ...