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 ...

The reddish gray-brown bark of the red oak tree with its darker vertical markings is one of the key features to identifying the tree in winter. (Clay Wollney) Leaves are the most useful and frequently ...

When we think of bark on a tree, we tend to compare it to the skin of a human. The primary function of both bark and skin is to protect the material within and beneath it. In Grade 7, we learned that ...

Many of nature's treasures have been buried by recent snow. Yet trees offer opportunities for exploration regardless of snow depth or season. Tree bark has many functions, and upon close examination ...

Clockwise from top left: (1) Two lodgepole pines growing side-by-side with notably different bark textures, (2) a rough-barked limber pine that has been attacked by bark beetles, (3) a limber pine ...