Eurasian spruce bark beetles (Ips typographus) burrow into the bark of Norway spruce (Picea abies) trees where they mate and lay their eggs. Major outbreaks in Europe have decimated millions of ...

Fungal pathogens that cause pine ghost canker are infecting conifer trees in urban forests of Southern California, scientists found. Fungal pathogens that cause die-back in grape, avocado, citrus, nut ...

The latest assessment of forest health in Colorado shows the Aspen area is experiencing a steady spread of infestation from Douglas fir beetles, but Pitkin County overall is faring much better than ...

Gregory Moore does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Lucky Peak Nursery Manager Sara Wilson opened the greenhouse door, revealing rows of fluffy-looking, bottlebrush-shaped baby conifer trees. The nursery, located east of Highway 21, was built in 1959 ...

PORTLAND, Ore. (KOIN) – An invasive insect known to attack conifer trees was discovered on out-of-state Christmas tree products that were shipped to big box stores in Oregon. The Oregon Department of ...

The dark foliage of conifer trees dominates much of our landscape. It gets to be a bit overwhelming at times, so I’m always glad when spring leaf-out brings fresh, bright greens of the deciduous tree ...

GARDENING When developing a landscape design, what's the typical starting point for gardeners and landscapers? Usually conifers, because they're nature's family of all-purpose trees and shrubs. In the ...

NORTH TEXAS (CBSDFW.COM) – There are many advantages to conifer trees. First, they are green year around. That means when used as a landscape screen, whatever they are blocking from your view, they ...

This tree is infected with the fungal pathogen that causes Pine Ghost Canker, which can be fatal for trees. (Akif Eskalen, UC Davis) Fungal pathogens that cause die-back in grape, avocado, citrus, nut ...