The growth of new leaves isn’t just on live oaks, however, the other oaks, hackberries, cedar elms, Arizona ash and even ...

The pedunculate oaks typical of Leipzig's floodplain forest and other German oak forests are struggling to regenerate in the understorey due to a lack of light. One reason for this is the absence of ...

that disrupts the movement of water and nutrients through oak trees. The leaves of infected oaks can start to wilt and drop ...

As many homeowners gear up for spring yard work, which may include tree trimming or pruning, the Michigan Department of ...

Bur oak is well adapted to Northern landscapes ... which would burn back the leaves and force the tree to leaf out again, which can be very stressful and damaging to a young tree.

The leaves, bark and acorns of the oak were believed ... Playing the rings of an oak tree He uses a special camera that reads the grain on wooden discs sliced from trees and converts them into ...

This old oak tree has been growing here for hundreds of years. It stands here in all weathers getting bigger and bigger. Every autumn, the leaves drop off and oak trees become bare. This doesn't ...