Prairie Cordgrass
Sporobolus michauxianus
- Native to:
- Canada, Prince Edward I., United States
Krzysztof Ziarnek, Kenraiz





Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Poaceae
- Genus:
- Sporobolus
- Species:
- Sporobolus michauxianus
- USDA Symbol:
- SPPE
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Graminoid
- Height:
- 200 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- aug,sep,oct
Wildlife Benefits
- Caterpillars:
- ★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)
Host Plant for Caterpillars
Chortodes Rustic (Chortodes enervata), Hysterosia spartinana, Mesapamea stipata, Spartiniphaga inops
Garden & Ecology Notes
- Wildlife Value:
- birds, waterfowl, small mammals
- Deer Resistant:
- Yes
- Salt Tolerant:
- Yes
- Fall Color:
- tan, golden
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts vigorously from the root crown following fire. Tolerates periodic burning typical of wet prairie and marsh edges.
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- Common in open, sandy areas; tolerates drought
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds germinate readily with cold stratification. Light may improve germination rates.
The above propagation data sourced from Claude AI
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).
Notes: Seeds require cold-moist stratification for optimal germination.
Source: Claude AI