Gray Clubawn Grass
Corynephorus canescens
- Native to:
- Austria, Baltic States, Belarus, Belgium, Canada, Czechia-Slovakia, Denmark, France, Germany, Hungary, Italy, Morocco, Netherlands, Norway, Poland, Portugal, Romania, Russia, Sardegna, Spain, Sweden, Ukraine
Krzysztof Ziarnek, Kenraiz
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Poaceae
- Genus:
- Corynephorus
- Species:
- Corynephorus canescens
- USDA Symbol:
- COCA16
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Graminoid
- Height:
- 40 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- jun,jul,aug
- Bloom Colors:
- green, purple
Garden & Ecology Notes
- Wildlife Value:
- birds, small mammals
- Deer Resistant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts from base after fire; typical of pioneer grass in disturbed sandy habitats.
Soil Requirements
- Soil Type:
- sandy, acidic, nutrient-poor soil
- pH:
- 4.5 - 6.5 (acidic to slightly acidic)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- commonly found in coastal dunes and heathlands
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–28 days
- Notes:
- Seeds germinate readily with light exposure; cold stratification improves germination rates.
The above propagation data sourced from Claude AI