Bark protects a tree much like our skin protects us. This tough outer layer shields the underlying wood from pests, disease, ...

Add Yahoo as a preferred source to see more of our stories on Google. Periderm, also called bark, is an outer protective plant layer. Peeling bark is natural for certain species of tree, but in other ...

I received a couple of questions recently about shade trees that are leaking or dripping from their trunks or have wet stains ...

Trees are nearly always selected for their flowers, foliage, or form. Yet, at this time of year, there is an often overlooked arboreal feature that may achieve sudden prominence in the garden. In ...