Twelfth Rush
Juncus uncialis
- Native to:
- United States
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Juncaceae
- Genus:
- Juncus
- Species:
- Juncus uncialis
- USDA Symbol:
- JUUN
Growth Characteristics
- Life Cycle:
- Annual
- Growth Habit:
- Graminoid
- Height:
- 10 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- apr,may,jun
- Bloom Colors:
- brown, green
Keystone Species Ranking
- Caterpillar Keystone:
- ★★☆☆☆ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- waterfowl, shorebirds
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- sandy, nutrient-poor, well-drained soil
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- Typically found in coastal or wetland areas
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Requires light for germination; surface sow and keep moist.
The above propagation data sourced from Claude AI