Plant diseases have posed a major threat to farmers since the early days of agriculture. Today, despite our improved understanding of the causes and treatment of these diseases, they continue to cause ...

In just a decade, this unusual disease has spread from Ohio across the Northeast. Scientists are testing treatments, but answers come slowly. Backlit leaves of an American beech tree show dark bands, ...

Look up through the leaves of almost any native hardwood forest in Southern Berkshire County today, and you might notice an unhealthy, strange striping to some beech leaves. Then, on closer ...

Beech leaf disease has already made its way to 15 states and into Ontario, with alarming results. By Margaret Roach I am hardly alone among gardeners who have called upon a copper-leaved European ...

Beech leaf disease is spreading in Vermont, threatening the state's beech trees. The disease, first detected in Ohio about a decade ago, has now been confirmed in five Vermont counties, according to a ...