It is so disconcerting to see a specimen tree going into decline. One of the prized oak trees in my yard appears to be declining, so I can relate to your concerns. Your description suggests that your ...

The Penn State Extension of Berks County Master Gardeners will be featuring questions and answers to inquiries received through their Garden Hotline. Q: What are those blue-green growths on trees and ...

Spruce bark beetles don’t just tolerate their host tree’s chemical defenses—they actively reshape them into stronger antifungal protections. These stolen defenses help shield the beetles from ...