Japanese Cedar

Cryptomeria japonica

Native to:
China, Japan

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Taxonomy

Division:
Coniferophyta | - Conifers
Family:
Cupressaceae
Genus:
Cryptomeria
Species:
Cryptomeria japonica
USDA Symbol:
CRJA3

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Tree
Height:
5000 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
mar,apr

Host Plant for Caterpillars

Large Fruit-tree Tortrix (Archips oporana)

Garden & Ecology Notes

Wildlife Value:
birds
Deer Resistant:
Yes
Fragrant:
Yes

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.0 - 6.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
prefers humid environments with ample rainfall

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–90 days
Germination Time:
14–42 days
Notes:
Seeds require light for germination. Best sown fresh; viability decreases with storage.

The above propagation data sourced from Claude AI