Haenke's Rush
Juncus haenkei
- Native to:
- Aleutian Is., Canada, China, Japan, Korea, Kuril Is., Russia, United States
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Juncaceae
- Genus:
- Juncus
- Species:
- Juncus haenkei
- USDA Symbol:
- JUHA2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Graminoid
- Height:
- 80 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- 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
Soil Requirements
- Soil Type:
- moist, nutrient-rich, loamy soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- commonly found in wetland areas
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds require light for germination. Surface sow on moist soil.
The above propagation data sourced from Claude AI
Pre-treatment: Seeds are soaked in water for 1 to 2 days prior to stratification. They are then stratified by placing them in linen bags buried between layers of moist sphagnum peat moss kept at 35°F for 100 days.
Source: npn.rngr.net