Common Oak Tree Diseases Oak trees are susceptible to various diseases that can compromise their health. If you notice changes in the green foliage on an otherwise healthy tree, consider the ...

It is killing coast live oak, black oak and tan oak trees by the thousands despite the frantic attempts of foresters and scientists to stop it.

What is oak wilt? Oak wilt is one of the deadliest tree diseases in the U.S., responsible for killing millions of trees across 76 counties in Texas, according to the forest service.

A deadly new oak-tree disease can be prevented by pruning them in the dormant season (if needed) instead of spring or summer.

The tree’s fortitude has become even more important in the era of climate change, and the live oak still represents a life raft for those in the paths of tropical storms.

There is a compelling reason for caution of a narrow pruning window when pruning oaks. Oak wilt is a devastating disease caused by the fungus Bretziella fagacearum.

Several cases of oak wilt fungus have been confirmed in the Bird Hills Nature Area after a concerned resident reported a tree that looked unhealthy to city officials.

Oak wilt weakens white oak trees and kills red oaks within weeks of infection. Bacterial leaf scorch is a chronic disease that worsens over several years. Both diseases spread to nearby oaks.

2000-08-01 04:00:00 PDT BERKELEY-- A murderous and previously unknown species of tree fungus was identified yesterday as the primary reason tens of thousands of oak trees are dying up and down the ...

Destruction wrought by an early-February ice storm locally felled many of our local trees and greatly reduced their canopies, opening wounds that could lead to more dead trees, arborists warn.