Alnus incana ssp. tenuifolia


Thinleaf Alder

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Description

Habitat Foothills to subalpine, seeps, streamsides
Soil coarse Sun Full sun
Annual Precip. (in) 24+ USDA Zones 2-5
Height (ft) 6-30 Seeds per lb 675000

Germination Information

3 days moist @ -4C,180 days moist 34-41F or 24 hr running water soak followed by 60 day cold moist stratification or no pretreatment or plant outside late fall to 1/16 inch deep.

USDA Plant Guide (pdf)

Geographic Range