We love the vibrant colors of maple trees in the fall. These deciduous beauties bring not only great color but also a recognizable leaf shape and (our favorite) whirlybird seeds that helicopter their ...

The arboreal fungus appears on the branches of trees in the genus Prunus. In Minnesota, that means cherry and plum trees.

Bark beetles moving between trees routinely carry two fungi that are responsible for the Dutch elm tree disease outbreak.

Waiting until the leaves drop in fall is a rule of thumb for pruning shade trees, mainly because you can see bare limbs better, and the job is less “messy” without leaves attached to the cut branches.

The Michigan Department of Natural Resources is urging people to pause any pruning of oak trees to help stop the spread of a deadly tree disease. The risk of oak wilt, an invasive fungal disease that ...

Nature gives rise to fascinating adaptations, which can sometimes lead to organisms living in some strange situations. The relationship between bark beetles, spruce trees, and a type of fungus is a ...

Spotting a few brown or dying leaves on your tree can be distressing. While it's probably not a reason to panic, it is a sign that you should take a closer look at your tree's health. A lot of ...

During the period between April 15 and July 15, beetles actively carry spores of fungus from tree to tree, meaning oak trees are at high risk for infection with oak wilt. Oak trees with wounds in ...