hybrid spruce
Picea × lutzii
- Native to:
- Canada, United States
a.dombrowski (www.flickr.com)





Taxonomy
- Division:
- Coniferophyta | - Conifers
- Family:
- Pinaceae
- Genus:
- Picea
- Species:
- Picea × lutzii
- USDA Symbol:
- PILU
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Tree
- Height:
- 2700 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- may,jun
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★★ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- birds, small mammals
- Deer Resistant:
- Yes
- Fragrant:
- Yes
- Fire Notes:
- Thin-barked conifer generally susceptible to fire damage; does not resprout.
Soil Requirements
- Soil Type:
- moist, well-drained loamy soil
- pH:
- 4.5 - 6.5 (acidic to slightly acidic)
- Drainage:
- requires good drainage
- Moisture:
- consistently moist
- Notes:
- thrives in cool, moist environments
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–28 days
- Notes:
- Seeds require light for optimal germination. Cool temperatures preferred.
The above propagation data sourced from Claude AI
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 90 days.
Notes: Seeds require cold stratification before germination.
Source: Claude AI