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Douglas-fir

Pseudotsuga menziesii

Not a true fir — the distinctive three-pronged bracts on the cones (said to look like mouse feet and tails hiding in the scales) separate it from any other Alberta conifer. Native to Alberta's SW mountain valleys, notably around Waterton. Can reach 40 m tall. Fire-resistant thick bark on mature trees. One of North America's most important timber species.

Quick Facts

Distribution

SW Alberta (Waterton, Crowsnest), Zone 4

Light

Full sun to part shade

Bloom Time

Apr–May (cones)

Soil

Well-drained, slightly acidic mountain soils

Water

Moderate

Pet SafeGenerally considered safe around pets.

Growing & Cultivation

Propagation

Seed after 30–60 days cold stratification. Slow from cuttings. Requires mycorrhizal associations to thrive long-term — plant near established conifers if possible.