Jules Ginenthal, Natural Areas Stewardship coordinator at Cornell Botanical Gardens, plants a grafted lingering ash tree ...

Cornell is at the forefront of determining how "invisibility cloaks" and walls of protection may give ash trees hope of revival.

NEW YORK (AP) — Five prominent species of ash tree in the eastern U.S. have been driven to the brink of extinction from years of lethal attack by a beetle, a scientific group says. Tens of millions of ...

Native fungi from forests killed emerald ash borers in lab tests, offering a potential new biological tool to slow the ...

There's hope against an invasive Asian beetle that has been killing ash trees in North America since the turn of the century, according to a New England-based entomologist. Juli Gould, a native of ...

Glen Cove will replace ash trees damaged by the emerald ash borer, an invasive beetle from Asia that has destroyed tens of millions of trees across North America, city officials said. The city will ...

Minnesota Soil and Water Conservation Districts (SWCD) are now promoting their spring tree orders. Minnesota farmers, ...

You’re walking along White Rock Creek, surrounded by the dense canopy of green. In that canopy, you see the majestic ash ...

The emerald ash borer has been found in all of Iowa's 99 counties. (Photo by Dr. James E. Zablotny/USDA) The emerald ash borer, a non-native, wood boring insect that affects ash trees, has been ...

The University of Minnesota announced on Tuesday a new study that found certain fungi in the state can kill the invasive emerald ash borer beetle. Emerald ash borer was first discovered in Minnesota ...

The Common Ash tree is one of the most recognizable species in the UK, reaching heights of up to 30 meters. In this video, we ...

Goetze: An interesting tree of our Rolling Plains region is native to Texas, New Mexico and Oklahoma and has close relatives ...