Cornell collects rare ash tree cuttings in race against invasive beetle

MaMA has so far identified more than 230 lingering ash trees. Most are from the Hudson Valley region, ground zero for the ...
OPB

Invasive emerald ash borer has reached Portland, dooming ash trees

An invasive, tree-killing pest has made its way to Portland, spelling trouble for the many ash trees that cool residential neighborhoods on hot summer days. On Wednesday, Oregon forestry officials ...
Press & Sun-Bulletin

Is there hope for decimated ash trees? Why Cornell researchers think so

Cornell is at the forefront of determining how "invisibility cloaks" and walls of protection may give ash trees hope of revival.
9NEWS

Invasive insect found in Denver for the first time

DENVER — The emerald ash borer, an invasive wood-boring insect, has been detected in Denver for the first time, the city said Thursday. The invasive beetle infests and destroys Native American species ...
Extension at the University of Minnesota

Selecting trees to plant this spring

As you are selecting trees to plant next spring, diversify your landscape or woodland by planting multiple species of trees and shrubs.