Scientific Name: Verbena bonariensis
Common Name: purpletop verbena
Family Name: Verbenaceae
Origin: South America
Hardiness Zone: Zone 7: (-18 to -12 °C)
Plant Type: Herbaceous perennial
Mature Size: 1.3 - 2.0m x 0.3 - 0.6m (height x width)
Habit: Stiffly upright
Form: Vase
Texture: Medium - fine
Landscape Uses: Fall interest, Perennial border, Summer interest, Tall background
Exposure: Full sun
Soil or Media: Humus rich, Well-drained
Leaves: Simple, Opposite, Soft flexible, Pinnate venation, Pubescent, Oblanceolate, Oblong, Serrate
Flowers: Cyme, Purple, Jun-Jul-Aug-Sep-Oct
Fruit: Nut, Brown, Oct
Key ID Features:
Stems wiry stiff, 4-angled; leaves opposite, sessile, oblong-oblanceolate, up to 15cm long x 3.5cm wide, margins serrate; florets mauve-purple in cymose clusters at tips of a long, branching peduncle.