Mature ash trees were thought to be a symbol of the well-being of the land itself. Noted for their strong and flexible timber ...

To develop breeding programs that will produce climate-resilient, emerald ash borer-resistant trees, it will be necessary to prioritize conservation of range-wide genomic diversity, according to ...

Ash trees can grow up to 35m tall and are most easily identified when in leaf. During spring, summer and early autumn they have compound leaves with 3-6 opposite pairs of light green, oval pointed ...

One of the most ruthless bugs that have damaged countless trees in and around New York State might be absent for the first time in years.