Douglas Fir Tussock Moth Claims 13,000 Acres of Trees

An infestation by Douglas fir tussock moths has claimed 13,000 acres of forest in Idaho, killing trees and driving the Idaho Department of Land to hold salvage timber sales. Infestations are cyclical, occurring every 8-12 years, and lasting 2-4 years. Though trees can sometimes recover, with severe infestations such as …

Midwest Ash Tree: Could the Polar Vortex actually have saved them?

Extremely low temperatures that swept the upper Midwest jeopardized people, animals, and many trees, shrubs, and plants. Another result that tree experts are debating is the impact of this polar vortex on Emerald Ash Borers that have such a devastating, sometimes fatal, impact on Midwest Ash trees. The debate pertains …