Juncaceae
Moor rush
Juncus stygius
Also known as Scirpus stygius, bog rush, soft rush, common rush
Zones 2–9Sun Partial SunWater HighCare High
Native Plants · Rush · Bog · Alpine · Wetland · Acidic-Soil · Cool-Climate · Rare · Specialized
Pet-safe
Currently out of stock everywhereStock updated 9/6/2026
Moor rush is a specialized bog plant requiring constantly saturated, acidic soil conditions. This rare rush needs cool temperatures and high humidity to thrive. Extremely challenging to grow outside of specialized bog gardens or alpine wetland conditions.
Growing conditions
The details behind the basics
- Daily light
- 4 hours
- Watering
- Keep soil saturated to boggy conditions · Every 2-4 days
- Maintenance
- High
- Soil
- loam
- Soil pH
- 4.5–8
- Temperature
- -50°F to 95°F
- Cycle
- Perennial
- Propagation
- Division, Seed
Hardiness
USDA 2a-9b
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Form & growth
Mature size and habit
- Mature height
- 12 in – 3 ft
- Spread
- 18 in
- Spacing
- 6 in apart
- Growth rate
- Moderate
- Root depth
- Deep
- Flowers
- No
- Foliage
- Fine
Ecology & origin
Where it belongs and what it brings
- Native to
- Alaska, Alberta, Baltic States, Belarus, British Columbia, Buryatiya, Central European Rus, Chita, East European Russia, Finland, Germany, Irkutsk, Kamchatka, Khabarovsk, Korea, Kuril Is., Labrador, Magadan, Maine, Minnesota
Sources: trefle, usda
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