Juncus effusus
Common Rush · Flutterrush · Lamp Rush
About the plant
What it is and where it grows — not part of any germination protocol.
The plant
- Habit
- Herbaceous PerennialExtension Gardener Plant Toolbox
- Habit
- perennialPlants of the World Online
- Height
- 6.6 ft2 mPLANTS Database
- Flower
- Brown/Copper, Gold/YellowExtension Gardener Plant Toolbox
- Blooms
- SummerPLANTS Database
- Native range
- Afghanistan, Alabama, Alaska, Albania, Algeria, Altay and elsewhereGBIF Backbone Taxonomy
- Hardiness zones
- 4-9Extension Gardener Plant Toolbox
Growing conditions
- Sun
- Full sunExtension Gardener Plant Toolbox
- Soil
- Adapted to coarse, medium, fine textured soilsPLANTS Database
- Soil pH
- Neutral (6.0-8.0)Extension Gardener Plant Toolbox
- Moisture
- MoistExtension Gardener Plant Toolbox
- Watering
- Drought tolerance: MediumPLANTS Database
Toxicity is noted only where a source states it. No note here is not a finding of safety.
Sources: Extension Gardener Plant Toolbox — NC State Extension; Plants of the World Online — Royal Botanic Gardens, Kew; PLANTS Database — USDA NRCS; GBIF Backbone Taxonomy — Global Biodiversity Information Facility.
Worth knowing
- Muskrats eat its rootstocks, and birds shelter among the stems. Lady Bird Johnson Wildflower Center: Juncus effusus
Protocol
DerivedN. C. Deno, 1998Difficulty Very high
Dry storage
Duration: 1095 daysTemperature: 70°F 21°C
Sow and cover
Temperature: 70°F 21°C Light: dark
about 3 years from start to sowing. Germination time not stated; 21 days assumed.
1% germination.
How each step is done, in Deno’s words, and what Verified and Derived mean.
Germination trials
Readers’ own records of sowing this species, published after review. Share your trial · All trials
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