Shrubby False Buttonweed
Spermacoce verticillata
- Native to:
- Argentina, Bahamas, Belize, Bolivia, Brazil, Colombia, Costa Rica, Cuba, Dominican Republic, El Salvador, French Guiana, Guatemala, Guyana, Haiti, Honduras, Jamaica, Leeward Is., Mexico, Nicaragua, Panamá, Paraguay, Peru, Puerto Rico, Southwest Caribbean, Suriname, Trinidad-Tobago, Uruguay, Venezuelan Antilles, Windward Is.
Dinesh Valke (www.flickr.com) from Thane, India






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Rubiaceae
- Genus:
- Spermacoce
- Species:
- Spermacoce verticillata
- USDA Symbol:
- SPVE2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Subshrub
- Height:
- 90 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- jan,feb,mar,apr,may,jun,jul,aug,sep,oct,nov,dec
- Bloom Colors:
- white
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Deer Resistant:
- Yes
- Salt Tolerant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts readily after fire and colonizes disturbed areas post-burn.
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- thrives in disturbed areas and open fields
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 14–30 days
- Notes:
- Seeds germinate readily in warm conditions without pretreatment.
The above propagation data sourced from Claude AI