At the Kingman Research Farm just outside of the University of New Hampshire campus, there’s an orchard of chestnut trees, growing under the watchful eyes of researchers. The American chestnut was a ...

One of the three wasp species the state's Division of Forests and Lands uses are tied to a tree during their release so they can emerge in their own time. Earlier this summer, during a scheduled tree ...

In this competition, those sparring for the title are judged by their circumference. Some are scaly, furrowed, warty. Others are smooth and papery. One of John Wallace’s favorite prizewinners resides ...

Walk through a hardwood forest in southern New Hampshire this year, and you may notice something unusual. Instead of their usual lush green canopy, some American beech trees look a bit weary — their ...