A Pennsylvania state forestry expert says native pests are causing troublesome impacts to several valuable tree species.

Most of Illinois is expected to reach peak foliage around mid-October, though leaves will begin to turn earlier in the north. Still, individual trees have ... find the best spots across nearly ...

Santa Clarita Valley oak trees are being invaded by the goldspotted oak borer; an insect named for its iridescent black shell with gold spots that ... there would be less leaves or very brown ...

Learning to spot just a few of our most common trees, like the english oak, silver birch, or white willow, is great start. Here are the leaves of an english oak, for example… Image caption ...

If you have mature trees, check your lawn service records for the name of the broadleaf herbicide that is being applied to your lawn.