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Photos are representative and may not match your specific variety.
Verbena bonariensis
Flower
FlowerVerbena bonariensis
- Partial sun
- Zones 7–11
- 90 days to maturity
- Flowers
- 18" spacing
- Low water
- Perennial
Overview
Multiple long, thin stems topped with clusters of 2" heads packed with tiny flowers. Blooms July to frost. Attracts bees and butterflies. Also known as purple top verbena, tall verbena, South American vervain, and purple-top verbena. Perennial in Zones 7-10 but can be grown as an annual.
Planting
Start indoors 6-8 weeks before last frost or direct sow after last frost
Growing
Sun: partial. Water: low. Soil: Well-drained, tolerates poor soil; prefers slightly acidic to neutral. Space plants 18" apart. Germination: 7-14 days.
Pests & diseases
Common pests: Spider mites, whiteflies, aphids. Common diseases: Powdery mildew, root rot in poorly drained soil.