Japanese Elm
Ulmus davidiana
- Native to:
- China, Japan, Korea, Kuril Is., Myanmar, Russia
Ptelea
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Ulmaceae
- Genus:
- Ulmus
- Species:
- Ulmus davidiana
- USDA Symbol:
- ULDA
Growth Characteristics
- Height:
- 1500 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- mar,apr
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★★ Butterfly & moth species supported by this genus (NWF)
Reported Fauna Sightings
Moths:Aholibah Underwing (Catocala aholibah)
Garden & Ecology Notes
- Wildlife Value:
- birds, small mammals
- Fall Color:
- yellow
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- Prefers riverbanks and floodplains in native habitat
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 60–90 days
- Germination Time:
- 14–28 days
- Notes:
- Seeds are short-lived and should be sown fresh. Cold stratification improves germination rates.