Quaking aspen trees generally grow to a height of about 50 feet (15 m) with a spreading crown of 25 feet (7.6 m). ... During the time that both male and female trees flower, ...

The quaking aspen is a tree of many names: trembling aspen, American aspen, golden aspen, ... 8 of the Biggest Flowers on Earth. After Killing All the Wolves in Yellowstone, ...

Quaking aspen trees don't do well in Pennsylvania's hot summers. Good alternatives include river birch, Japanese stewartia, Persian ironwood, paperbark maple and seven-son flower.

Aspen are either male or female, and their genders can be identified in spring by examining their catkins (pendulous spikes of flowers) for either anthers or pistils. The pollen is carried by wind and ...

I’m pretty sure this was a quaking aspen (Populus tremuloides) or as many of us New Englanders know them, a quaking poplar. When I think of a "cheery" tree, I think of quaking aspens.

The quaking aspen is one of the most recognized and cherished tree species in southern Idaho. These medium-sized deciduous trees are commonly 20 to 80 feet tall, and grow 3 ...