Arctic Brome
Bromus kalmii
- Native to:
- Canada, United States
iNaturalist: © rcurtis (iNaturalist #3848312)





Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Poaceae
- Genus:
- Bromus
- Species:
- Bromus kalmii
- USDA Symbol:
- BRKA2
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
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Native cool-season grass that resprouts from base following fire; historically part of fire-maintained prairies and open woodlands.
Soil Requirements
- Soil Type:
- well-drained, sandy or loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- good drainage preferred
- Moisture:
- dry to moderate
- Notes:
- native to prairies and open woodlands
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–28 days
- Notes:
- Cold stratification improves germination rates. Seeds germinate readily in cool conditions.
The above propagation data sourced from Claude AI
Pre-treatment: 2 weeks of cold stratification @ 45 F
Source: npn.rngr.net
ORGHPS Germination Guide: Sow @ 20C. Germinates within 3 months.