Verbena bonariensis (is a fully hardy perennial herbaceous plant with purple flowers in early Summer, early , , , , ) Autumn, late Summer and mid Summer, and it takes less than 1 year to flower. It grows well in direct sun, and prefers medium levels of water. The flowers are arranged in a inflorescence. It has average drought tolerance.
The epithet 'bonariensis' refers to Buenos Aires where the plant was probably first obtained. Butterflies love this plant, nearly as much as Buddleia.
Verbena bonariensis grows in soils ranging from a pH of 6.5 (slightly acidic ranges from 6.1 to 6.5) to 7.5 (neutral ranges from 6.6 to 7.5). It is adapted to chalk, clay, clay loam, loam, loamy sand, peat, sandy clay, sandy clay loam and sandy loam soils, and prefers low fertility.
This is a erect plant and has a colonising growth form, and has an ultimate height of 2m / 6.6ft and spread of 0.5m / 1.6ft. It can take 4-5 years to reach its ultimate height.. The vegetative spread rate is moderate.
The leaves are green in Summer and green in Autumn. They are in shape.
The plant prefers an exposed situation.
Cottage informal garden, attracting adult butterflies, flower border and bed, prairie planting, drought resistant, small garden/space, attracting bees, flower arranging and dried flower/fruit.
The green stems have a very rough texture.
Propagation techniques include cuttings, division and seed.
Chile. Argentina. Colombia. Brazil.-17°C / 1.4F to 4-5 years 2m / 6.6ft 0.5m / 1.6ft
|Scientific classifications [Edit]|
|Specific epithet ?||bonariensis|
|Verbena (Ireland), Upright Verbena (United States), Brazilian Verbena (United States), Purpletop Vervain (United States), Tall Verbena (Ireland)|
References  ?
Plant added by plantdatabase
- Hydrangeas with blue/pink ability will have blue flowers in acid soil and pink flowers in neutral soil. Treat soil with aluminium sulfate to make or maintain blue flowers and treat soil with lime to make or maintain pink flowers.
- Suggest your own Tidbit