Spruce Pine
Pinus glabra
- Native to:
- United States
Riverbanks Outdoor Store (www.flickr.com) from New Port Richey, FL, United States
Taxonomy
- Division:
- Coniferophyta | - Conifers
- Family:
- Pinaceae
- Genus:
- Pinus
- Species:
- Pinus glabra
- USDA Symbol:
- PIGL2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Tree
- Height:
- 3000 cm
- Light Requirements:
- Part Shade
- Drought Tolerance:
- Low
Wildlife Benefits
- Butterflies & Moths:
- ★★★★☆ Documented Lepidoptera association (GBIF)
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★★ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- birds, small mammals
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Thick bark provides some fire resistance; seedlings may be killed by fire but mature trees can survive low-intensity burns.
Soil Requirements
- Soil Type:
- moist, well-drained sandy loam
- pH:
- 4.5 - 6.5 (acidic to slightly acidic)
- Drainage:
- good drainage required
- Moisture:
- consistently moist
- Notes:
- native to lowland areas with high humidity
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–28 days
- Notes:
- Seeds benefit from cold stratification for 30-60 days to break dormancy; sow in well-drained seedbed.
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 90 days.
Source: Claude AI
Where to Buy
Nationwide Seller
- Sheffield's Seed (seeds)