Species Profile

Subalpine Fir

Abies lasiocarpa

About Subalpine Fir in Alberta

Subalpine Fir is a native Alberta conifer of cold foothill and Rocky Mountain forests, especially in the subalpine zone where deep snow, cool moist conditions, and short growing seasons define the landscape. For Ancient Roots Alberta, it matters most as a species of enduring upper-mountain forest continuity and treeline survival, usually as part of Engelmann Spruce - Subalpine Fir systems rather than as an isolated ornamental tree.

Identification: Needles are flat, soft, flexible, and usually about 1.8-3.1 cm long, often bluish-green to silvery green. They are blunt to slightly notched at the tip and frequently curve upward, giving many branchlets a brushlike look rather than a flat lateral comb.

Alberta range and habitat: Subalpine Fir is widespread in Alberta's higher foothill and Rocky Mountain forests. It is a major native tree of the mountain parks and high-elevation eastern slopes, especially in Banff, Jasper, and Waterton, and throughout suitable subalpine foothill-mountain forest between them.

Common nameSubalpine Fir
Scientific nameAbies lasiocarpa
FamilyPinaceae
Alberta statusNative