Shannon Medical Center's Dr. Chris Christodoulou said March's peaking tree pollen levels could negatively impact people with seasonal allergies.

JR Davis, an arborist with Davey Tree Service in Monroe, talks about tree pruning and common diseases, including a new one likely heading this way.

Texans can help prevent the spread of oak wilt — one of the deadliest tree diseases in the U.S., responsible for killing millions of trees across 76 Texas counties — ...

Oak wilt is one of the most impactful tree diseases nationally, and is particularly destructive here in Central Texas, according to the Texas A&M Forest Service. Oak wilt involves a fungus that ...

The fungus, which lives inside the leaves, not only increases the production of defensive substances in the trees, but also produces an alkaloid itself that protects the trees from feeding damage.

The Iowa Department of Natural Resources suggests immediately finishing pruning oak trees to prevent the spread of oak wilt.