The next potential threat facing Niagara County’s trees could make the jump from across the border. Trees in Canada’s Niagara Region have been infected with oak wilt, a fungal disease that means ...

Horticulturists say increases in oak wilt–a disease closely related to Dutch elm disease — is becoming a serious problem and could threaten the state’s red oak population. Incidents of oak ...

Oak wilt can quickly kill trees in the red oak family. The fungus can be carried by beetles during the spring and summer, so don’t prune trees from April 15-July 15 to protect them from disease.

We look at why red oaks are more prone to disease now and what to do if your tree has it. There are 600 species of oak trees in the world, ten of which are native to Michigan.

Oak wilt is an infectious disease caused by a fungus called Ceratocystis fagacearum, which invades and disables the water-conducting system in susceptible trees.

Oak wilt is a fungal disease that attacks the red oak family (red, black, pine and live oaks). The disease disrupts the flow of water and nutrients from the tree’s roots to the branches above.

Fungal disease present in more than 40 counties. ... How you can help prevent oak wilt spread through Michigan forests. Published: Apr. 06, 2016, 2:30 p.m. By .

The fungus can be carried by beetles during the spring and summer, so don’t prune trees from April 15-July 15 to protect them from disease.