hybrid walnut
Juglans ×intermedia
Jean-Pol GRANDMONT






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Juglandaceae
- Genus:
- Juglans
- Species:
- Juglans ×intermedia
- USDA Symbol:
- JUIN3
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Tree
- Height:
- 2500 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- apr,may
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★★ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- squirrels, birds, small mammals
- Deer Resistant:
- Yes
- Fall Color:
- yellow
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- Prefers deep, fertile soils in native habitats
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 90–120 days
- Germination Time:
- 14–60 days
- Notes:
- Seeds require cold stratification; plant nuts 2-3 inches deep in fall for natural stratification.
The above propagation data sourced from Claude AI