Mt. Washington Bluegrass
Poa laxa
- Native to:
- Austria, Bulgaria, Canada, Corse, Czechia-Slovakia, France, Germany, Italy, Labrador, NW. Balkan Pen., Poland, Romania, Spain, Switzerland, United States
Jerzy Opioła
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Poaceae
- Genus:
- Poa
- Species:
- Poa laxa
- USDA Symbol:
- POLA10
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Graminoid
- Height:
- 30 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug
Garden & Ecology Notes
- Wildlife Value:
- birds, small mammals
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- rocky, well-drained alpine soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- thrives in high-altitude, exposed locations
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds germinate readily after cold stratification; light may enhance germination.
The above propagation data sourced from Claude AI