Even trees from the same species can have very different-looking leaves in different climates. At left is a typical warm weather leaf from a southern live oak tree. At right is a leaf more typical ...

and post oak. Anthracnose diseases of hardwood trees are widespread throughout the eastern United States. The most common symptom of this group of diseases is dead areas or blotches on the leaves.

He regenerates post oaks at the arboretum only by protecting seedlings that come up naturally. Oaks in general are large trees ... your only oak belongs to a neighbor -- leave the leaves that ...

In my front yard, the brown leaves of witch hazel hang on even as the buds are preparing to open into blooms. At Lakewood Forest Preserve near Wauconda, a shingle oak tree stands in the parkway ...

If you plan to plant a tree this year, why not consider an oak? “An oak is the best tree to choose because it is the No. 1 plant for supporting the food web, ” says University of Delaware entomologist ...