Orange cankers and cracked bark on chestnut trees may signal a destructive fungal disease that spreads more easily than many ...

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 ...

Don't stress if you have a tree that's not looking its best in the bark department. You can save a tree with damaged bark by first assessing the type of damage. Once you know the severity, you have a ...

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.

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaves are the food factories of the tree. Powered by sunlight, the green ...

Gardeners who limit their love to leaves and flowers are barking up the wrong tree. Sure, those ephemeral features are undeniably seductive, but their allure is limited to warmer months. In the ...

Why do trees have bark? Julien, age 6, Melbourne. This is a great question, Julien. We are so familiar with bark on trees, that most of us just take it for granted. But bark is one of the most complex ...

A new study carried out in Australia finds that the bark of common tree species holds diverse microbial communities, with trillions of microbes living on every tree. The research determined that many ...