Sakhalin Spruce

Picea glehnii

Native to:
Japan, Russia
Sakhalin Spruce

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Taxonomy

Division:
Coniferophyta | - Conifers
Family:
Pinaceae
Genus:
Picea
Species:
Picea glehnii
USDA Symbol:
PIGL7

Growth Characteristics

Height:
3000 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
may,jun

Keystone Species Ranking

Caterpillar Keystone:
★★★★★ Butterfly & moth species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Deer Resistant:
Yes
Fragrant:
Yes

Soil Requirements

Soil Type:
moist, well-drained acidic soil
pH:
4.5 - 6.5 (acidic to slightly acidic)
Drainage:
good drainage required
Moisture:
consistently moist
Notes:
prefers volcanic ash soils in native range

Propagation & Germination

Stratification:
Cold/moist stratification required — 21–60 days
Germination Time:
14–28 days
Notes:
Seeds germinate best with light exposure and consistent moisture after cold stratification.

The above propagation data sourced from Claude AI