Spruce bark beetles don’t just tolerate their host tree’s chemical defenses—they actively reshape them into stronger ...

Bark beetles can destroy spruce forests by converting the trees' defences into even more toxic substances, scientists ...

We were pushing through head-high willows along a brushy caribou trail, five days into our week-long trek across Alaska's Noatak valley, when my hiking partner, Brad Meiklejohn, startled me with a ...

A potentially devastating disease epidemic is attacking our region's most common evergreen trees. Colorado, Black Hills and Norway spruce have long been planted in yards and shelterbelts. Most of the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. FORT WAYNE, Ind. (WANE) — When searching for ...

Spruce bark is rich in phenolic compounds that protect trees from pathogenic fungi. A research team at the Max Planck ...

It’s been a tough winter on my spruce trees, and we’re only in December! The heavy snow and high winds have pulled a lot of ...

Gigantic glistening snowflakes gently tumbled from the gray sky to land on thick branches of the spruce outside the picture window. Although I had a long list of things to do, the swirling snowflakes ...

Female (left) and male spruce cones at the Arnold Arboretum. It's a more common sight to see separate male and female cones like this. (Courtesy William "Ned" Friedman) Every spring the conifer trees ...

It is so disconcerting to see a specimen tree going into decline. One of the prized oak trees in my yard appears to be declining, so I can relate to your concerns. Your description suggests that your ...

New perk: Easily find new routes and hidden gems, upcoming running events, and more near you. Your weekly Local Running Newsletter has everything you need to lace up! Subscribe today. We were pushing ...