If you spot tiny holes and piles of sawdust on your tree, bark beetles could be the culprit. Unfortunately, the solution ...

Borers have been attacking my two birch trees this year. Our arborist says this problem is pretty wide spread in the Portland/Vancouver areas this year. How can I control this pest? Attacks of the ...

Training one’s eye to identify trees is a fun way to connect with the world around us and can be useful for making home landscape selections. Trees are often identified using leaf shape and color, ...

The center of a tree or shrub stem (from roots to trunk, branches, and twigs) is woody, composed of xylem cells that conduct water from the roots to the upper parts of the tree. That woody section is ...

Just like every individual is unique, so are trees. No two trees grow at the same rate, have the same leaf pattern, or have identical bark. However, each tree species has specific characteristics that ...

Every garden is a thing of beauty in the growing seasons — spring bulbs, summer flowers and fall foliage all carry on with extravagance. But winter is coming, so the colorful garden superstars will ...

It’s winter. Hardwood trees are bare. But that doesn’t mean the woods are bereft of interest. Winter, when sunlight slants in, is the time when bark comes into its own. Pause to take in the aged-brass ...