Oregon Semaphoregrass
Pleuropogon oregonus
- Native to:
- United States
USDA FS
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Poaceae
- Genus:
- Pleuropogon
- Species:
- Pleuropogon oregonus
- USDA Symbol:
- PLOR3
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Graminoid
- Height:
- 120 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- may,jun,jul
- Bloom Colors:
- green
Garden & Ecology Notes
- Wildlife Value:
- waterfowl, small mammals
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- prefers wet meadows and streambanks
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
The above propagation data sourced from Claude AI