The Aspen Times

Bark beetles will overwinter in Aspen’s already-infected trees

While bark beetles have been slowly infesting trees in Aspen, winter won’t offer any respite. Aspen is currently home to the Douglas-fir beetle, the spruce beetle, the mountain pine beetle, Ips ...
Yahoo

Invasive caterpillars can make aspen forests more toxic for native insects – a team of ecologists explains how

When we walked with a colleague into an aspen forest near Madison, Wisconsin, in the early spring of 2021, we expected to finalize our plans for a research project on several species of insects that ...
The Aspen Times

Aspen’s connection to aspens, other trees to culminate on June 8

For 30 years, Aspen has held the title of Tree City USA, one granted by the Arbor Day Foundation to communities that meet four requirements: The city must maintain a tree board or department, meaning ...