Gleditsia japonica
Gleditsia japonica
- Native to:
- China, India, Japan, Korea
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Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Fabaceae
- Genus:
- Gleditsia
- Species:
- Gleditsia japonica
- USDA Symbol:
- GLJA4
Growth Characteristics
- Height:
- 2000 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- may,jun
- Bloom Colors:
- green, yellow
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★☆ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- birds, bees
- Deer Resistant:
- Yes
- Salt Tolerant:
- Yes
- Fragrant:
- Yes
- Fall Color:
- yellow
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- prefers fertile soils in native range
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 60–90 days
- Scarification:
- Seed coat scarification required before sowing
- Germination Time:
- 14–30 days
- Notes:
- Seed coat is hard; scarification (hot water soak or mechanical nicking) followed by cold stratification improves germination rates significantly.
The above propagation data sourced from Claude AI