Minnesota's Department of Agriculture is releasing wasps in areas with known emerald ash borer infestations, hoping to slow the spread of the deadly pest.

Syria’s wildfires are the first major natural disaster since the country overthrew the al-Assad regime in December.

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

The Oregon Department of Forestry is warning Oregonians about an invasive species of beetle that could emerge this summer.

If your ash tree’s canopy is thinning, bark is flaking off in patches, or woodpeckers are suddenly interested in your trunk, ...

An invasive beetle that kills ash trees has made it to the Nashville area. As a result, up to 13% of Tennessee's trees could ...

Pine trees are one of the most common coniferous species in North America. Learn how to identify the types found in the United States and Canada.

A number of trees along Birchfield Road in Webhealth are infected with ash dieback, a council says.

Denver has detected the invasive emerald ash borer in the Congress Park neighborhood and urges residents to identify and act on ash tree infestations.

The Emerald Ash Borer has been detected in Denver nearly a decade after city officials began preparing for the invasive wood-boring insect.

Scientists at the Royal Botanic Gardens, Kew and Queen Mary University of London have discovered that a new generation of ash trees, growing naturally in woodland, is showing greater resistance to the ...