“The leaves on a couple of my trees are starting to turn brown around the edges. Should I be concerned?” — R.W. The problem you are describing is likely an environmental condition called ...

Discover the major common tree diseases in the United States. Armillaria attacks both hardwoods and softwoods and causes either yellowing leaves or browning needles. Wood that is decaying from ...

3. Black gum tree. The black gum tree, also known as the black tupelo tree, changes to a variety of colors during the fall season, including purple, yellow, and orange before turning entirely to red.

To carve an aspen tree — to take a blade to the trunk for the sake of your initials, for example — is to do harm. Harm to a being with a life expectancy much like our own: 100 years, if we ...