I have a small pin oak tree that is turning black for a few feet at the base of the trunk. The bark looks open, and yellow jackets and other insects are flying around it. Is this something that I can ...

Five towering pin oak trees were cut down on the MU Francis Quadrangle this summer. The pin oaks were determined to be a safety hazard after a recent tree health and safety study, according to an MU ...

Pin oak trees often appear to have poor leaf color and suffer from leaf chlorosis or yellowing. Depending on the severity of the problem, trees typically range from bright green to bright yellow. The ...

Q: I am considering planting pin oaks on my property for their large size and fast growth. In pictures, the tree has a very neat and formal shape, which I also like. Their nuts are small, which I ...

The last big pin oak tree in Cheapside Park came down this week, and there is a dispute about what caused its demise. Tim Queary, the city's urban forester, said the tree had heart-rot disease and ...

A rare look at the earliest stage of a pin oak tree shows how an acorn develops roots and leaves. Learn how one seedling was identified, transplanted and its role in supporting local wildlife. This is ...