Cyperaceae
Glacial sedge
Carex glacialis
Also known as Arctic sedge, Ice sedge, Carex glacialis, Carex terrae-novae
Native Plants · Glacial · Arctic · Rare · Specialist · Alpine · Cold-Climate · Sedge · Extreme-Care
Glacial sedge is an extremely rare arctic specialist that requires very specific cool, moist conditions to survive. This plant needs consistent moisture, cool temperatures, and protection from heat, making it suitable only for experienced growers with specialized alpine or arctic plant collections. Not recommended for typical garden conditions.
Growing conditions
The details behind the basics
- Daily light
- 3 hours
- Watering
- Keep soil consistently moist and cool · Every 5-7 days
- Maintenance
- High
- Soil
- loam
- Soil pH
- 7–7.5
- 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
- 8 in apart
- Growth rate
- Moderate
- Root depth
- Medium
- Flowers
- No
- Foliage
- Fine
Ecology & origin
Where it belongs and what it brings
- Native to
- Alaska, Alberta, British Columbia, East European Russia, Finland, France, Greenland, Iceland, Italy, Krasnoyarsk, Labrador, Magadan, Manitoba, Montana, Newfoundland, North European Russi, Northwest Territorie, Norway, Nunavut, Ontario
- Attracts
- Birds
Sources: trefle, usda
More Carex
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