Aspen is invariably the last tree to get its new leaves in spring, with them often not opening fully until early June in the Highlands, and it loses them in late September or early October ...

In early spring, an aspen clone will produce small ... The ability of aspen to produce whole stands of "trees" vegetatively provides yet another key element in explaining the species’ ability ...

While you'll have no trouble finding ways to fill your time in Aspen proper, you would be remiss if you visited the Roaring Fork Valley and didn't make a stop in Glenwood Springs – one of the ...

When we walked with a colleague into an aspen forest near Madison, Wisconsin, in the early spring of 2021 ... of insects that ...