Western Lily 🛑 Endangered
Lilium occidentale
- Native to:
- United States
Bret Hansen






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Liliaceae
- Genus:
- Lilium
- Species:
- Lilium occidentale
- USDA Symbol:
- LIOC2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Geophyte
- Height:
- 200 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- jun,jul
- Bloom Colors:
- red, orange, yellow
Wildlife Benefits
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- hummingbirds, butterflies
- Salt Tolerant:
- Yes
- Fragrant:
- Yes
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 6.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- Prefers coastal habitats with high organic content
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 60–90 days
- Germination Time:
- 30–180 days
- Notes:
- Seeds require cold stratification and may show hypogeal germination with delayed epigeal growth. Germination can be erratic over multiple seasons.
The above propagation data sourced from Claude AI
Pre-treatment: 30 days of warm/moist stratification followed by a cold treatment extending until germination
Establishment: Limited distribution in California and Oregon
Source: npn.rngr.net