trefle.io · Taken May 13, 2019 by Wilhelm Rogmann (cc-by-sa)
Cyperaceae
Gray's sedge
Carex grayi
Also known as Carex grayi, Carex intumescens var. globularis, morning star sedge, Carex asa-grayi
Native Plants · Native · Sedge · Shade-Garden · Woodland · Ornamental · Architectural · Perennial · Moisture-Loving
Gray's sedge is a distinctive native perennial with unique star-shaped seed heads that add architectural interest to shade gardens. Prefers consistently moist soil and partial shade, making it excellent for woodland gardens or naturalized areas. Hardy and relatively easy to grow once established.
Growing conditions
The details behind the basics
- Daily light
- 4 hours
- Watering
- Water deeply until soil is moist, allow slight drying between waterings · Every 7-10 days
- Maintenance
- Moderate
- Soil
- loam
- Soil pH
- 5.7–7.2
- Temperature
- -30°F to 95°F
- Cycle
- Perennial
- Propagation
- Seed
Hardiness
USDA 4a-9b
Form & growth
Mature size and habit
- Mature height
- 12 in – 2.5 ft
- Spread
- 18 in
- Spacing
- 10 in apart
- Growth rate
- Slow
- Root depth
- Medium
- Flowers
- No
- Foliage
- Green · Medium
Ecology & origin
Where it belongs and what it brings
- Native to
- Alabama, Arkansas, Austria, Belgium, Connecticut, Czechoslovakia, Delaware, District Of Columbia, Florida, Georgia, Germany, Illinois, Indiana, Iowa, Kansas, Kentucky, Maryland, Masachusettes, Michigan, Minnesota
Sources: trefle, usda
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