Cyperaceae
Carex adelostoma
Carex adelostoma
Also known as Carex morrisseyi, Carex buxbaumii subsp. alpina, Carex buxbaumii var. alpicola, Carex buxbaumii var. mutica
Zones 4–9Sun Partial SunWater ModerateCare Moderate
Native Plants · Sedge · Arctic · Perennial · Cool-Climate · Moisture-Loving · Shade-Tolerant · Native · Cold-Hardy
Pet-safeAttracts pollinators
Currently out of stock everywhereStock updated 9/6/2026
This Arctic sedge thrives in cool, moist conditions with partial shade. It prefers consistently moist soil and cooler temperatures typical of northern climates. Best suited for rock gardens or naturalized areas in cool regions.
Growing conditions
The details behind the basics
- Daily light
- 4 hours
- Watering
- Keep soil consistently moist but not waterlogged · Every 5-7 days
- Maintenance
- Moderate
- Soil
- loam
- Soil pH
- 5.5–7.5
- Temperature
- -30°F to 95°F
- Cycle
- Perennial
- Propagation
- Seed
Hardiness
USDA 4a-9b
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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, East European Russia, Finland, Iceland, Labrador, Manitoba, North European Russi, Northwest Territorie, Norway, Nunavut, Sweden, West Siberia, Yakutskiya
- Attracts
- Birds
Sources: trefle, usda
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