Scientific name: Verbena bonariensis
Synonym: Verbena bonariensis ‘Buenos Aires’ , Verbena patagonica
Family: VERBENACEAE
Common names: “Argentinian vervain” “purple top” “South American vervain” “tall verbena”
Plant Type: Evergreen perennial
Conditions:
Zone: 7-10
Light: Full sin – part shade
Exposure: Exposed or sheltered
Soil: Any, rocky or gravel, conditions indicate the size
Moisture: Moist well drained, drought tolerant
Aesthetic:
Plant Size: H 2-6′ W 1-2′, short lived but a long season in bloom
Leaf and Stem shape: Sparse, oblong leaves
Flower: Large branched clusters of small, purple flowers from summer to autumn
Maintenance: Medium, self sows profusely, cut back old flowers
Landscape use: Flower borders, prairie planting, gravel gardens, cut flowers
Propagate: By seed, self seeds easily
Pests & Disease: Powdery mildew in the later season
*Deer resistant
*Attracts beneficial insects
Comments: ~AGM winner appearing now on some invasive species lists, tends to set a lot of seedlings if allowed to mature fully
