Highlights

Tall & Architectural – Grows up to 120cm, adding striking height and structure to borders.
Extended Flowering – Vibrant purple blooms from late summer through autumn.
Wildlife Friendly – Attracts bees, butterflies, and pollinators to your garden.
Drought Tolerant – Thrives in dry, well-drained soils once established.
Easy Maintenance – Hardy perennial; simple care for beginners and experts alike.
Perfect for Borders – Softens planting schemes and pairs well with grasses and perennials.
Supplied in 9cm Pots – Ready to plant; mature spread up to 60cm.

We're offering you a 1 or 3 Verbena 'Buenos Aires' Plants for £6.99, saving you up to 46% off Thompson and Morgan's's price of £12.99 (correct as of 22.05.2025).

Tall Architectural Stems

Add Height and Movement with Verbena bonariensis 'Buenos Aires'

Verbena bonariensis 'Buenos Aires' is a sought-after perennial prized for its tall, slender stems topped with delicate clusters of violet-purple flowers. This South American native is a favourite among UK gardeners for its ability to add vertical interest and gentle movement to beds and borders.

Architectural Beauty: Reaches up to 120cm (48") in height and spreads to 60cm (24"), making it ideal for the back or middle of borders.
Flowering Season: Enjoy vibrant colour from late summer right through autumn, when many other plants are past their peak.
Pollinator Magnet: Loved by bees, butterflies, and hoverflies, this variety helps support vital garden wildlife.
Drought Resistance: Once established, Verbena bonariensis copes well with dry spells—perfect for sunny spots and sustainable gardens.

Growing Guide & Care Tips

Planting Location: Prefers full sun and thrives in well-drained soil. Suitable for borders, gravel gardens, or large containers.
Sowing & Planting: Plant out after the last frost—spring is ideal—or pot on if colder weather threatens. Space plants about 60cm apart.
Maintenance: Deadhead faded blooms to encourage further flowering. Cut back stems in late winter or early spring as new growth appears.
Hardiness: Hardy throughout most of the UK (typically USDA zones 7-10). Mulch in colder areas for extra protection.

Design Ideas & Companion Planting

Create dynamic displays by pairing with ornamental grasses, Rudbeckia, Echinacea, or Salvia.
The open habit makes it perfect for naturalistic planting schemes or cottage gardens.
Cuts beautifully for vases—enjoy indoors as well as out!

FAQs

When is the best time to plant Verbena bonariensis?
The best time is spring after the risk of frost has passed. Plant directly into prepared soil or containers.
How fast does it grow?
This perennial establishes quickly in its first season and will reach full height by late summer.
What type of soil does it prefer?
This variety prefers well-drained soil and thrives in full sun. Avoid waterlogged conditions for best results.