Experts recommend keeping an eye out for egg clusters and scraping them into buckets of soapy water. Officials issue warning ...

It may seem like a scene from "North by Northwest," but the crop dusters flying low over Ohio trees are treating for an ...

Annual cold snaps have kept some invasive tree pests in check, but outbreaks could become more common with warming ...

Virginia may have a new ally in the fight against one of the most invasive insects threatening trees, crops, and other ...

Invasive species cost the North American economy $26 billion a year. By outcompeting local plants or animals, invaders reduce ...

Ants that feed on spotted lanternfly honeydew carry their DNA. Researchers test ants to detect lanternflies early.

The emerald ash borer, an invasive insect that’s killed millions of trees across the United States, was found in several ...

Most insecticides will also kill the helpers, so follow directions and use in moderation. As warming temperatures arrive, ...

A swarm of destructive wasp-like insects is spreading fast, and it could mean bad news for pine trees, holiday traditions, and your backyard.

Denver has detected the invasive emerald ash borer in the Congress Park neighborhood and urges residents to identify and act ...

Unfortunately, there is a substantial threat to this tree that spans across the eastern United States — beech leaf disease ...