Orange cankers and cracked bark on chestnut trees may signal a destructive fungal disease that spreads more easily than many ...

Bark beetles are dark flying insects about the size of a grain of rice that leave tiny holes in the bark and branches of trees. Their very small grubs feed voraciously on the inner bark of trees that ...

The seasons are changing from fall to winter, and one of the major changes to the environment is that the deciduous trees have lost their leaves. Evergreen trees may still have green needles, but all ...

While bark beetles have been slowly infesting trees in Aspen, winter won’t offer any respite. Aspen is currently home to the Douglas-fir beetle, the spruce beetle, the mountain pine beetle, Ips ...

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 ...