Narrowleaf Onion
Allium amplectens
Also known as: Allium serratum
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Amaryllidaceae
- Genus:
- Allium
- Species:
- Allium amplectens
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Geophyte
- Height:
- 1-2 ft
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- apr, may, jun, jul
- Bloom Colors:
- White, Pink
Native Range
United States: California, Oregon, Washington, Canada: British Columbia
Soil Requirements
- Soil Type:
- well-drained, sandy or rocky soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to open grasslands and rocky slopes
Germination Information
Pre-treatment: None required
Establishment: Seeds may be collected from dry flower heads and rubbed free from the bracts. The plant is generally distributed from California to British Columbia, thriving in clay soils including serpentine, open or wooded places below 1,800 meters.
Source: npn.rngr.net