Sean O'Brien, from the UNH Cooperative Extension, takes a look at how beech leaf disease spreads and the signs to help you ...

DEAR JANET: We have a problem with our lone Japanese Maple tree in our front flower bed. We think it has a fungus, and we're not really sure if we can do anything to save it.

GREENE COUNTY, N.C. (WNCT) — A tree-killing disease known as Laurel Wilt is affecting over 20 counties in North Carolina, including Beaufort and Greene. N.C. Forest Service recently found Lau… ...

Cankers are caused by a fungi or bacteria. Most pathogens are unable to penetrate bark directly, making vigorous, healthy trees better able to avoid them. Canker pathogens take advantage of ...

Britain's trees are evolving resistance to the deadly ash dieback fungus, scientists have revealed. The disease has wrought havoc on the countryside, leaving behind the remains of dying ash trees.

British woodlands appear to be evolving resistance to the invasive fungus causing the devastating tree disease ash dieback, scientists have said. Researchers from the Royal Botanic Gardens, Kew, and ...

Research suggests new generation of young ash trees showing greater resistance to ash dieback fungus than adult trees.