Quaking aspen can be found from Alaska to Mexico and ... The boundaries of different clones stand out most clearly in the early spring when flowering and leafing-out occur (in that order).

It appears that individual aspens have an inherent preference for either flowering or root-suckering ... In North America, the closely related quaking aspen (Populus tremuloides) is found in ...

The Scott Soil and Water Conservation District (SWCD) in Jordan still has many varieties of young starter trees and shrubs for sale through its annual tree program. Various cedar, pine, fir and ...