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 ...

Mary Jo DiLonardo has worked in print, online, and broadcast journalism for 25 years and covers nature, health, science, and animals. Young trees sometimes have smooth bark that's unbroken by ridges.

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 ...

When we're choosing trees to plant in our gardens, lots of factors come into consideration. The tree's eventual size, it's shape, the conditions it needs to grow well, and how much it offers in terms ...

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 ...