Sep 19, 2021 Sep 19, 2021 Updated Oct 24, 2022 An epidemic is creeping into Interior Alaska, but it is not attacking people. It is killing forests filled with mature white spruce trees. The culprit is ...

Q: The Norway Spruce trees that border our yard are dying, and they have holes in the bark. Do you know what could be causing this? Is there anything we can do to stop it and save the ones that are ...

Bark beetle-infested spruce trees begin to dry out already before any visible signs of tree mortality appear, a recent study shows. Bark beetle-infested spruce trees begin to dry out already before ...

We usually acclimate plants grown indoors by leaving them outside in a spot protected from wind —thanks to a well-placed outbuilding — and too much sun, in the dappled shade provided by a huge black ...

Nature gives rise to fascinating adaptations, which can sometimes lead to organisms living in some strange situations. The relationship between bark beetles, spruce trees, and a type of fungus is a ...

The mass outbreaks of bark beetles observed in recent years have caused shocking amounts of forest damage throughout Germany. As reported by the Federal Statistical Office in July 2022, more than 80% ...

You would think with all the rain we had this spring your trees would look healthy. Most do, but some trees in Fort Collins are dying — and it's not the emerald ash borer killing them. There's another ...

The 70-foot-tall blue spruce tree had defined a corner of our yard in Mentor for a half-century, but its lower branches were bare the past few years, and it clearly was ending its long life. It was ...

In the Thuringian Forest or the Harz Mountains, dead spruce trees (Picea abies) dot the landscape like skeletons. Many have already fallen or been cut down. These dead trees serve as memorials to the ...

Researchers have successfully mapped the entire genome of the Eurasian spruce bark beetle. The breakthrough paves the way for new research into bark beetles and better prospects for effective pest ...