Jun. 12—Pennsylvania naturalists are keeping an eye on a disease that has been killing beech trees in the eastern U.S. for more than a decade, but has begun spreading more rapidly in the past three ...

Anthracnose, a fungal disease affecting maple trees, is prevalent in Greater Columbus due to the cool, wet spring. The disease causes brown leaf spots, curling leaves and premature leaf drop, but ...

Dogwoods make a stunning addition to any garden. The compact trees are prized for their delicate white blossoms in the spring and bright red berries in the fall. One hidden downside to planting a ...

A study finds small-scale tree cover in Costa Rica boosts biodiversity while limiting dangerous mosquito species. Protecting trees might not seem like a public health strategy, but new research ...

A beloved tree dubbed the Kissing Tree in downtown Westwood that pre-dates the Civil War was discovered to have a terminal disease, leaving its fate in question. However, some town officials are ...