Tips on identifying green ash, how to care for green ash and special information for using Fraxinus pennsylvanica in the landscape.

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 ...

Young ash trees are normally very strong and healthy. The keys to resistance are disease pressure: how much of this disease is present on ash trees in your neighborhood and the health of your trees.

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

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

“I think in saving these 11 ash trees -- and hopefully there are some female ash trees which will produce seed and continue to spread their seeds and young ash trees will continue to grow ...

The emerald ash borer, an invasive insect that’s killed millions of trees across the United States, was found in several trees in the Congress Park neighborhood.

Last month, Jeanne Somers contacted Public Investigator about her neighbor's dead ash trees toppling into her yard. Now, they're getting cut down.

Scientists think that tiny parasitic wasps, which prey on emerald ash borers in their native range, hold the key to curbing this invasive species and returning ash trees to North American forests.

In the late summer, female beetles lay their eggs into the bark of ash trees. Larvae burrow through the winter, feeding on the bark and disrupting the flow of the tree’s nutrients.