Here's What Those Spray Paint Marks on Trees Mean
by Elizabeth Yuko from Lifehacker on (#6E77F)
If you spend enough time surrounded by trees, you may come across some that have been marked with various colors of spray paint, using different symbols, letters, or numbers. In most cases, this is a type of code that public and private landowners use to denote the future of a tree. Here's what to know about the...