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 ...

With bright colors and interesting shapes, unusual tree and shrub bark can add visual interest to winter landscapes. Many types of bark become more distinctive and sought after during winter months.

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 ...

Trees with smoother bark are better at repelling attacks by mountain pine beetles, which have difficulty gripping the slippery surface, according to a new study. Trees with smoother bark are better at ...