The fungus mainly affects the red oak family, including northern red oak, black oak and pin oak. Trees can die within a few weeks of being infected. White oaks are more resistant, but also can be ...

black oak and tan oak trees by the thousands despite the frantic attempts of foresters and scientists to stop it. The fungus is of the genus Phytophthora, the same kind of organism that caused the ...

ST. CLOUD — After a fungus-like organism known to kill oak trees was spotted in the Midwest, officials are asking Minnesotans to be on the lookout for symptoms of the disease. The invasive ...

Thu, 04 Dec 2014 19:53:17 GMT — Michigan's red oak trees are potentially facing significant die-offs due to an invisible killer, oak wilt. The deadly fungus can kill previously healthy trees ...