Q. I have a Mountain ash tree that has some dead branches in it. In May of this year, there were small birds eating on the sap and as they did, they made a lot of holes in the tree. What can I do to ...

There’s a lot to love about mountain ash, a delightful native tree that fits easily into urban and suburban landscapes. It can be grown as a small single-trunk tree or with multiple trunks, giving it ...

With their wide-spreading, leafy branches, ash trees are quite popular in the U.S., but they're being seriously threatened by ...

Branches and leaves of a mountain ash tree in South Dakota - Jim Parkin/Shutterstock If you've lived in South Dakota within the last decade, hearing the name of one particular pest likely makes your ...

Rob Davis is a tree guy. As the Grand Junction City Forester, he knows trees. It’s been a busy summer for him and the crew of arborists and parks workers. Maybe a little busier than usual, thanks to a ...