Have you noticed discoloration on your maple tree leaves this year? You aren't the only one. Here's what you should know ...

Anthracnose is a common spring disease on maple trees. Several different fungi can cause the symptoms we describe as anthracnose.

CHISAGO COUNTY, Minn. (FOX 9) - A scary-sounding insect is helping Minnesota in its battle against one of the worst pests for ...

Six counties in Alabama have documented damages from Emerald Tree Borers. What is this invasive species and are they easy to treat?

Publicly owned ash trees are being treated to protect against invasive pests like the emerald ash borer.

Ash trees in the UK are rapidly evolving resistance in response to ash dieback disease, DNA sequencing of hundreds of trees has shown. The finding is good news, says Richard Buggs at the Royal ...

Ash trees are finally mounting a fightback against ash dieback disease, a study has found.

Salem crews will soon begin injecting city-owned ash trees with an insecticide to protect them from the emerald ash borer.

Research suggests new generation of young ash trees showing greater resistance to ash dieback fungus than adult trees.