Verbena bonariensis cv.

Purpletop Vervain

Description

1. Popular name(s): Purpletop Vervain, Clustertop Vervain, Argentinian Vervain and others
2. Botanical name: Verbena bonariensis cv.
3. Family: Verbenaceae
4. Origin: The wild type is native to South America (Argentina, Bolivia, Brazil, Paraguay, Uruguay)
5. Height: 50 to 130 centimetres
6. USDA zone: 8 (-12 °C)