Young aspens often don't survive because of factors such as grazing elk, according to a study by Northern Arizona University ...

Aspen clones are some of the largest organisms ... could stimulate some of this regeneration and help them mature into tree size.” While it’s too early to determine whether the measure was ...

We named this 6.5-foot Dunhill Fir from the National Tree Company best overall because it’s easy to set up, looks great from ...

Aspen, also known as aspen poplar, poplar (especially outside North America), popple, trembling aspen, bigtooth aspen, quaky ...

"Our study highlights that without active management and restoration efforts, aspen stands are at risk of declining further, especially at lower elevations and more southerly exposed areas ...

From snow-dusted picks to adorable miniatures, here are the best artificial Christmas trees to spread cheer this holiday ...