Invasive insect species have, in the past 20 years, replaced native insects as the "biggest problem" facing Wisconsin's trees, said Bill McNee, a forest health specialist at the Wisconsin Department ...

Forbes contributors publish independent expert analyses and insights. GrrlScientist writes about evolution, ecology, behavior and health. A PhD student at the University of Queensland recently ...

One of my favorite trees is the iconic American Beech (Fagus grandifolia). I love its smooth, light bluish gray bark — the silvery green leaf in spring that gradually changes to a dark green in summer ...

A tiny worm is attacking beech trees across Massachusetts, and arborists say they're worried the long-term impact could devastate a species that's critical to the state's forests. The worm causes ...

A new tree disease has spread in forests in Massachusetts, joining invasive pests and climate change as top priorities for foresters to address. The state has found beech leaf disease in more than 90 ...

EMPIRE, MICH. -- The latest effort to combat a disease affecting beech trees at Sleeping Bear Dunes National Lakeshore will continue after its initial project was deemed a success. Through a ...

Near the bottom of a shady hillside in Jericho, a lone beech tree stretches high into the canopy, a relic of a bygone forest. Through luck or (hopefully) genetics, this mighty tree has avoided ...

Beech trees, one of the most abundant and crucial hardwood trees in New Hampshire, are getting pummeled by beech leaf disease this season. “The trees actually look quite terrible,” said Jeff Garnas, ...

Its nuts, rich in fat and protein, provide food for much of the forest fauna, along with forest habitat for a wide range of wildlife. Left untreated it is estimated the demise of a beech tree with BLD ...