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Japanese Sedge
Carex morrowii
Japanese Sedge is a slow-growing perennial, hardy in USDA zones 5-9, that matures to about 1-1.5 ft × 1.5-2 ft. It does best in part shade and full shade with high water needs in moist soil. Expect green blooms in spring and summer. It attracts small mammals and songbirds, stands up well to wet soil, grows happily in containers.
- USDA zones
- 5-9
- Sun
- Part shade, Full shade
- Water
- High
- Mature size
- 1-1.5 ft × 1.5-2 ft
- Growth rate
- Slow
- Maintenance
- Low
- Soil
- Moist
- Bloom color
- Green
- Bloom season
- Spring, Summer
- Attracts
- Small mammals, Songbirds
- Tough against
- Wet soil
- Native to
- Southern and central Japan
Freeze survival
Will it survive your winters?
We score Japanese Sedge’s freeze-trouble range against the real coldest nights your area has recorded.
Powered by ~35 years of daily lows from the nearest NOAA weather station. A risk read, not a guarantee — a sheltered spot or mature plant beats the odds.
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