Brownish Beaksedge
Rhynchospora capitellata
- Native to:
- Canada, United States
Robert H. Mohlenbrock






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Cyperaceae
- Genus:
- Rhynchospora
- Species:
- Rhynchospora capitellata
- USDA Symbol:
- RHCA12
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Graminoid
- Height:
- 100 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- jun,jul,aug,sep
- Bloom Colors:
- brown
Garden & Ecology Notes
- Wildlife Value:
- waterfowl, songbirds
- Deer Resistant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts from rhizomes following fire; commonly found in fire-maintained wet prairies and bogs.
Soil Requirements
- Soil Type:
- moist, nutrient-poor, sandy or peaty soil
- pH:
- 4.5 - 6.5 (acidic to slightly acidic)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- commonly found in wetlands and bogs
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–60 days
- Notes:
- Seeds germinate best with cold stratification and consistent moisture. Surface sow, as light may aid germination.
Pre-treatment: Seeds need 4 months of cold, moist stratification
Source: npn.rngr.net