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

These needled cone-bearing trees are called conifers. Example of conifer trees include pine, fir, spruce and cedar. Some shrubs which are conifers include juniper, arborvitae and others.

Michael BoothThe Colorado Sun 2013 floods gave state trees water they needed to fight off mountain pine beetle, other forest ...

Jillian Patrie | University of Minnesota Yard and Garden Extension ...

The eastern spruce budworm is a native insect that munches on balsam fir, leaving some 1,100 square miles of trees defoliated ...

Spruce Pine received 24.12 inches of rain from Helene ... Power, water and cellular service are all down, Bost says. Fallen trees and washed-out roads have left the community isolated from ...

The spruce was chosen in 1978 and planted as the official living White House Christmas tree and is the state tree of both Utah and Colorado. The Scotch pine is one of the most popular Christmas ...