Siberian Oatgrass
Sibirotrisetum sibiricum
- Native to:
- Baltic States, Belarus, Canada, China, Japan, Kazakhstan, Kirgizstan, Korea, Kuril Is., NW. Balkan Pen., Poland, Russia, Türkiye, Ukraine, United States
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Poaceae
- Genus:
- Sibirotrisetum
- Species:
- Sibirotrisetum sibiricum
- USDA Symbol:
- TRSI2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Graminoid
- Height:
- 120 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- jun,jul,aug
- Bloom Colors:
- green
Garden & Ecology Notes
- Wildlife Value:
- birds, small mammals
- Deer Resistant:
- Yes
- Fall Color:
- tan, gold
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- As a cool-season bunchgrass, it resprouts from the base after fire and tolerates periodic burning in prairie and meadow systems.
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–28 days
- Notes:
- Seeds germinate readily after cold stratification. Light may improve germination rates.
The above propagation data sourced from Claude AI