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 ...

Struggling to work out why your houseplant has brown spots on its leaves? Read this. Frustratingly, there are a number of reasons why a houseplant might develop brown spots – and each requires a ...