Irisleaf Rush
Juncus xiphioides
- Native to:
- Mexico, United States
Stickpen





Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Juncaceae
- Genus:
- Juncus
- Species:
- Juncus xiphioides
- USDA Symbol:
- JUXI
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Graminoid
- Height:
- 120 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- may,jun,jul,aug
- Bloom Colors:
- brown, green
Keystone Species Ranking
- Caterpillar Keystone:
- ★★☆☆☆ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- birds, waterfowl
- Deer Resistant:
- Yes
- Salt Tolerant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts from rhizomes following fire; often increases post-burn in wetland margins.
Soil Requirements
- Soil Type:
- moist, nutrient-rich, clay or loamy soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- Commonly found in wet meadows and along stream banks
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Surface sow; requires light for germination. Keep consistently moist.
The above propagation data sourced from Claude AI