ANNAPOLIS, Md. — A disease spreading among beech trees is getting worse in Maryland, the state Department of Agriculture said. Beech leaf disease, which is caused by a microscopic roundworm nematode ...

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 ...

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, caused by a nematode, is spreading through Washington County and Maryland, threatening beech tree populations. Beech trees play a vital role in forest ecosystems, contributing to ...