Sapium japonicum
Neoshirakia japonica
- Native to:
- China, Japan, Korea, Nansei-shoto
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Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Euphorbiaceae
- Genus:
- Neoshirakia
- Species:
- Neoshirakia japonica
- USDA Symbol:
- SAJA8
Growth Characteristics
- Height:
- 900 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- may,jun
- Bloom Colors:
- yellow, green
Garden & Ecology Notes
- Wildlife Value:
- birds
- Deer Resistant:
- Yes
- Fall Color:
- red, orange, purple
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- prefers fertile soil with organic matter
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 60–90 days
- Germination Time:
- 14–42 days
- Notes:
- Seeds require cold stratification for best germination rates.
The above propagation data sourced from Claude AI