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Mountain Hemlock

Tsuga mertensiana

Mountain hemlock is a graceful, blue-green hemlock of snowy western high country, with nodding leaders and soft, plush foliage. A cool-climate evergreen for moist, well-drained mountain sites.

Family
Pinaceae
Type
tree
Lifespan
perennial
Height
50–100 ft
Spacing
20–35 ft apart
Light
sun, part shade
Soil moisture
moist
Soil pH
acidic
Bloom
May, June
Bloom colors
yellow, brown, green
Wildlife value
songbirds, mammals, larval host
Caterpillar hosts
~92 butterfly & moth species
Landscape uses
specimen
Native states
AK, CA, ID, NV, OR, WA