Sweet Four O'Clock
Mirabilis longiflora
- Native to:
- Guatemala, Mexico, United States
Kurt Stüber [1] (www.kurtstueber.de)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Nyctaginaceae
- Genus:
- Mirabilis
- Species:
- Mirabilis longiflora
- USDA Symbol:
- MILO2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 100 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- jun,jul,aug,sep,oct
- Bloom Colors:
- white, pink
Wildlife Benefits
- Caterpillars:
- ★☆☆☆☆ Recorded caterpillar host plant (HOSTS Database)
Host Plant for Caterpillars
Heliodines cliffordi
Reported Fauna Sightings
Moths:Alypiodes bimaculata
Garden & Ecology Notes
- Wildlife Value:
- moths, hummingbirds
- Deer Resistant:
- Yes
- Fragrant:
- Yes
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 8.0 (neutral to slightly alkaline)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to arid regions, prefers dry conditions
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 7–21 days
- Notes:
- Seeds germinate readily at warm temperatures (70-75°F) with no pretreatment required.
The above propagation data sourced from Claude AI