Porterweed
Stachytarpheta × hybrida
Bolívar R. Garcete-Barrett






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Verbenaceae
- Genus:
- Stachytarpheta
- Species:
- Stachytarpheta × hybrida
Growth Characteristics
- Life Cycle:
- Annual | Perennial
- Growth Habit:
- Forb/herb
- Height:
- 120 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- jan,feb,mar,apr,may,jun,jul,aug,sep,oct,nov,dec
- Bloom Colors:
- purple, blue, violet
Native Range
Dominican Republic, Puerto Rico, United States, Virgin Islands
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- butterflies, hummingbirds, bees
- Deer Resistant:
- Yes
- Salt Tolerant:
- Yes
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- Prefers fertile soils with good organic content
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 14–30 days
- Notes:
- Seeds germinate readily in warm conditions. Light may improve germination rates.
Propagation data sourced from Claude AI