Although it may be visually appealing, allowing a tree to grow multiple trunks could cause problems in the future. Here's ...

There's a thriving community of diverse microbes living in tree wood, a new study led by a Yale School of the Environment ...

In the dormant, muted landscape of winter, tree bark — with its fascinating colors, forms and textures — takes the spotlight. If your yard looks dull at this time of year, consider adding a ...

Q: I recently noticed a black, tar-like patch on my tree trunk, though it’s not tacky like actual tar. Are these insect eggs? Dried sap? Do I try to scrape it off? The tree has lichen but I don ...