Dudley's Rush
Juncus dudleyi
- Native to:
- Canada, Labrador, Mexico, Prince Edward I., United States
Peter Chen
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Juncaceae
- Genus:
- Juncus
- Species:
- Juncus dudleyi
- USDA Symbol:
- JUDU2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Graminoid
- Height:
- 100 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- may,jun,jul,aug
- Bloom Colors:
- green, brown
Keystone Species Ranking
- Caterpillar Keystone:
- ★★☆☆☆ Butterfly & moth species supported by this genus (NWF)
Host Plant for Caterpillars
Coleophora concolorella, Coleophora cratipennella, Coleophora fagicorticella, Coleophora quadrilineella
Garden & Ecology Notes
- Wildlife Value:
- waterfowl, shorebirds, small mammals
- Deer Resistant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts from rhizomes following fire; tolerates prescribed burns in wetland management.
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 wetlands and marshes
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds require light for germination; surface sow and keep consistently moist.
The above propagation data sourced from Claude AI