University of Alberta research is showing how trees and fungi team up to survive and stay healthy against insect attacks—an ...

American elm is highly susceptible to this disease. Trees favored by dwarf mistletoe (Arceuthobium sp.) are conifers, mainly black spruce and lodgepole pine. Dwarf mistletoe infests significant ...

There are three major types of diseases that affect blue spruce trees: needlecasts, tip blights, and canker diseases. The two ...

Folks are working to prevent the Spruce budworm population from getting out of control in our Northern Maine Woods.

It’s getting harder to grow Christmas trees due to the rising temperatures and diseases. Warmer weather affects needle retention, dries the soil, and allows more pests to thrive. The ...

spruce, larch and oak. In recent times, about one new tree pest or disease has established itself in the UK per year -- and the sheer number of possible invaders makes further arrivals almost certain.