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 ...

Fewer than two percent of North America’s bark beetle species attack trees, but those that do have killed billions of ...

An area on the outside of a tree trunk that appears to be stained white or looks wet during summer is likely bacterial ...

The ash trees that once lined Wildwood Drive in Dix Hills are gone, and according to experts, they won't be the last to go.

Researchers found a hidden mathematical rule in tree-like art. Branch thickness follows a predictable ratio, making trees recognizable.

In total, 720 fruit trees were handed over. They included a variety of traditional and local apple, pear, cherry, plum, quince and medlar trees. Jason Smithers, leader of the Conservative-run ...

If you can't "learn to live with them," Neil Sperry suggests a ground cover that makes mowing around them unnecessary.

In total, 720 fruit trees were handed over. They included a variety of traditional and local apple, pear, cherry, plum, quince and medlar trees. Jason Smithers, leader of the Conservative-run council, ...