Add Yahoo as a preferred source to see more of our stories on Google. An orange circle painted on a tree in the woods - Mbprojekt_maciej_bledowski/Getty Images It's not unusual to spot markings on ...

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 ...

Q: I have a peach tree and a couple of citrus trees in the middle of my lawn. They’re doing OK, and they are well watered by my sprinkler system, but every summer I think maybe I should paint the ...

Q: My dad helped me plant a couple of young apple trees in my backyard last weekend and so far, so good. After we finished I said the only thing I had left to do was paint the trunks white. He looked ...