Narrowleaf Four O'Clock
Mirabilis linearis
- Native to:
- Canada, Mexico, United States
Matt Lavin





Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Nyctaginaceae
- Genus:
- Mirabilis
- Species:
- Mirabilis linearis
- USDA Symbol:
- MILI3
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb , Subshrub
- Height:
- 100 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- may,jun,jul,aug,sep,oct
- Bloom Colors:
- white, pink, magenta
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- bees, moths, butterflies
- Deer Resistant:
- Yes
- Fragrant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts from deep taproot following fire; commonly found in fire-prone prairie and grassland habitats.
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 8.0 (slightly acidic to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- Thrives in arid and semi-arid regions
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 7–21 days
- Notes:
- Seeds germinate readily without pretreatment; sow in warm soil after last frost.
The above propagation data sourced from Claude AI