If you take a close look at some of the more established trees in your landscape, you may notice something you cannot seem to describe – it may look to you like a kind of fungus on your tree trunk. Is ...

I’ve seen a fungus-like growth on several trees in the neighborhood. It’s a pale gray-green color with a frilly texture, and it coats much of the bark on some trunks. Can we do something about this ...

Q. My 20-something-old redbud tree has developed lichens on the trunk, which is a first. Do I have a problem and is there anything I should do? I have another one in the yard which doesn’t have this ...

Dead limbs, exposed roots, and fungus are signs a tree is in trouble. Dead limbs, visible fungus, or storm damage can all point to deeper issues—an arborist can help decide if the tree can be saved or ...

Bark beetles may use receptors in their antennae to detect and feast on fungus-infected trees. The Eurasian spruce bark beetle (Ips typographus) – found in Europe, Asia and some parts of Africa – ...

The list of diseases attacking trees in the Pacific Northwest grows every year. A pathogen new to Pierce County brings an added concern: It can injure people. A research project using citizen ...