Cayenne Porterweed
Stachytarpheta cayennensis
Also known as: Branched Porterweed
- Native to:
- Argentina, Belize, Bolivia, Brazil, Colombia, Costa Rica, Cuba, Dominican Republic, French Guiana, Galápagos, Guam, Guatemala, Guyana, Haiti, Honduras, Jamaica, Leeward Is., Mexico, Nicaragua, Palau, Panamá, Paraguay, Peru, Puerto Rico, Southwest Caribbean, Suriname, Trinidad-Tobago, U.S. Minor Outlying Islands, United States, Venezuelan Antilles, Virgin Islands, Windward Is.
Nativeplants garden
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Verbenaceae
- Genus:
- Stachytarpheta
- Species:
- Stachytarpheta cayennensis
- USDA Symbol:
- STCA8
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub
- 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:
- blue, purple
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- butterflies, bees, hummingbirds
- Deer Resistant:
- 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 in tropical regions
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 14–30 days
- Notes:
- Seeds germinate readily in warm conditions without pretreatment. Light may enhance germination.
The above propagation data sourced from Claude AI