Jeff Newton, manager of Christensen Farms’ 700 acres of hazelnut trees, looks at the sky hopefully and says he wishes for a few dry days. If the dry days come, you’ll find him directing spraying from ...

Researchers are hunting down the origins and extent of the outbreak of a new Eastern Filbert Blight strain that overcomes the disease resistance bred into Oregon hazelnut trees. Meanwhile, farmers are ...

Eastern filbert blight, a fungal pathogen that kills hazelnut trees, first made its way to the Northwest in the 1960s. Since then, farmers have managed the fungus by pruning infected trees and ...