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 ...

This invasive beetle kills trees by tunneling through the bark, disrupting the vascular system, and preventing nutrients from reaching the leaves. Beyond being a nuisance, the dead and dying ash ...