Powdery mildew on peonies is a common problem, but it's easy to treat if you catch it early. Find out how to banish this ...

In the early part of the 20th century, the American chestnut was ravaged by an invasive fungus that arrived from Asia. That fungus made the American chestnut functionally extinct, and although some ...

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 is spreading around the Northeast and the microscopic worms that come with it are attacking trees in Massachusetts and Rhode Island. Arborists have been working on a potential ...

Yellowing leaves on your lilac shrub can be alarming, and there are many possible reasons it could be happening. Here, we ...

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, ...

Gray leaf spot starts before you see it. Are you scouting early enough to catch it before it moves up the canopy?

Powdery mildew on peonies is a common problem, but it's easy to treat if you catch it early. Find out how to banish this ...