Santa Clarita Valley oak trees are being invaded by the goldspotted oak borer; an insect named for its iridescent black shell ...

Now that your ears are perked up, let’s talk a bit about Southwest injury on trees. Bark cracking (Fig.1) is a phenomenon that occurs in many species of trees and can have many causes. One of the most ...

Purdue Extension forester Lenny Farlee says we can thank wildlife, especially birds, for the spread of wild black cherry trees. This tree-sized cherry tree has shiny, elongated leaves with finely ...

While black tupelo trees are disease and pest-resistant, they can get cankers and leaf spots. Cankers are caused by fungi and ...