Whether you’re walking along a city sidewalk or hiking deep in the forest, you might occasionally notice paint marks on tree trunks (or even a metal band once in a while). Those paint marks are codes ...

An orange circle painted on a tree in the woods - Mbprojekt_maciej_bledowski/Getty Images It's not unusual to spot markings on trees while walking through wooded areas, but one color, in particular, ...

Several maple trees with white trunks - By Eve Livesey/Getty Images You may be lucky enough to live in or visit an area that has a variety of trees. What's perhaps even more surprising are the ...

At Ryan’s Nursery in rural Monroe County, Christmas trees don't just come in the traditional green variety this holiday season. There are blue ones, red, even pink. Jennifer Pello, a Temperance hair ...

Beaver Backers paint trees to protect furry friends FARGO-Michelle Peterson dips her paintbrush into a mixture of eco-friendly paint and sand and slathers it on a tree in Trefoil Park in north Fargo.

Konstantin Dimopoulos is painting trees in Seattle a striking sapphire blue to raise awareness about the number of trees and forests lost around the globe each year. The Melbourne-based artist decided ...