Can birch trees be saved? Q: My birch trees are dying. Is there anything that can be done? – Clackamas County A: Birch trees are being lost across our region due to the bronze birch borer insect.

You might not expect tree fungus to be particularly useful, but — surprise — it’s often very handy. If you have birch or black locust trees growing near you, then you probably have some highly ...

Nature might not be all about a ruthless “survival of the fittest”. Research suggests that trees don’t just compete for survival, but also cooperate and share resources using underground fungi ...