Botanists in the UK have teamed up with game development company Team Cooper to design a social media game that uses real genetic data from the common ash tree, Fraxinus excelsior, and from the ...

Looking up at an ash tree's leaves and branches. - La fotisto/Shutterstock Sprays of white blossoms in spring, dappled shade in summer, blazing foliage in fall, and an animal habitat year-round -- ...

Without question or doubt, ashes rank as the most common and most abundant trees growing along our neighborhood streets and in our yards and parks. Elms rank much lower in abundance as street trees.

The emerald ash borer, a small green beetle native to Asia, has been damaging ash trees in the Kansas City area for over a decade. Dr. James E. Zablotny, USDA U.S. Department of Agriculture A tiny ...