Quaking Aspen (Populus tremuloides)
Estimated Height at Pickup: 5-6’, 3 gal
Named for the way their leaves wave in even light breezes, quaking aspen can be planted ornamentally for its pale bark and bright yellow fall color. Tends to form colonies, so suckers should be trimmed if spreading is not desirable. Prefers mesic conditions and sandy loam or silty loam, but is generally adaptable.
Pollination: Male and female needed.
Light: Full Sun, Part Sun/Shade
Soil Moisture: Mesic, Dry Mesic, Dry
Soil Type: Sandy Loam, Silty Loam, Rocky Loam, Clay Loam
Height: 30’-60’
Width: 20’-30’
Bloom Color: Insignificant (Yellow, Green, Brown)
Bloom Time: Apr-May
Fruit: Small seeds only remain viable for a week or two.
Fall Color: Yellow
Root Type: Branching
Notable Wildlife Interactions: Hosts the viceroy, white admiral, mourning cloak, and Compton’s tortoiseshell butterflies, a skipper, beetles, borers, leafhoppers, and many smaller insects. Supports a wide variety of birds and mammals.
Notes: A colony of quaking aspen in Utah, named Pando, is estimated to be the largest and oldest living organism. Individual trunks are only live ~50 years, so damaged or sick trunks can be removed to make way for new shoots.