Alaskan Wheatgrass
Elymus alaskanus
- Native to:
- Canada, Labrador, United States
iNaturalist: © mfalconer (iNaturalist #19497407)



Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Poaceae
- Genus:
- Elymus
- Species:
- Elymus alaskanus
- USDA Symbol:
- ELAL5
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Graminoid
- Height:
- 100 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug
Garden & Ecology Notes
- Wildlife Value:
- birds, small mammals
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- adapted to cold, alpine environments
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds germinate readily after cold stratification; sow in fall or stratify for 4-8 weeks.
Pre-treatment: Germination occurs at 22D/15N C alternating temperature cycle. Germination was greater in light than dark.
Source: npn.rngr.net