The City of Edmonton says the banded elm bark beetle is playing a significant role in spreading Dutch elm disease.

The elm is also culturally important to the Northeast, said Gus Goodwin, a senior conservation planner for The Nature ...

Scientists use disease to restore iconic American elm trees - The initiative to protect elms forms part of a broader national ...

A new, invasive insect species has been detected in Ohio for the first time, authorities said. The elm zigzag sawfly was spotted by researchers infesting elm trees in both Franklin and Delaware ...

A group of 6,000 young American elms in Vermont could help save one of the country's most iconic trees ...

Add Yahoo as a preferred source to see more of our stories on Google. U.S. Army Corps of Engineers Forester Andy Meier inspects an elm tree on the Mississippi River for possible signs of Dutch elm ...

The North Carolina Forest Service has been receiving reports of scorched-looking elm trees throughout central North Carolina, from Davidson to Johnston counties. But Jim Slye, the service’s Forest ...

BENSON — Elm trees in New England were nearly wiped out by disease more than 50 years ago, but a small number of the majestic trees survived. Now researchers are asking why and hoping the answer could ...

Pests are ravaging keystone species like ash, elm, and beech. But researchers are breeding the survivors into more resilient populations. Port Orford cedar trees in Redwood National Park that were ...