Verbena 'Blue Spires'

Verbena 'Blue Spires': Upright Bloom, Endless Summer Colour

Towering spikes of violet-blue flowers define Verbena 'Blue Spires', a bold and elegant vervain that adds vertical rhythm and season-long bloom to sunny borders. From early summer well into fall, this perennial blooms without pause, sending up strong, upright stems lined with densely packed flowers that are irresistible to butterflies and bees. With its airy habit and drought tolerance, it’s a standout for naturalistic plantings, prairie-style gardens, and pollinator beds alike.

Plant Characteristics:

• Height: 90–120 cm
• Spread: 40–60 cm
• Flower Colour: Violet-blue
• Flowering Period: Early summer to fall
• Foliage: Narrow, toothed green leaves on upright stems
• Sunlight Requirements: Full sun
• Soil Requirements: Well-drained, average to sandy soils

Uses and Benefits: 'Blue Spires' shines in mixed borders, wildflower gardens, and sun-drenched pollinator plantings, where its long bloom period and vertical form provide structure and colour. It mixes easily among grasses and lower perennials, creating layered plantings that move with the wind and evolve beautifully throughout the season. Once established, it's drought tolerant and low maintenance.

Companion Plants: Pair Verbena 'Blue Spires' with the elegant white petals of Echinacea 'White Swan', the wine-tinged blades of Panicum virgatum 'Shenandoah', and the soft yellow daisy-like flowers of Coreopsis verticillata 'Moonbeam' for a textured, sun-loving combination that offers contrast, lightness, and pollinator appeal from summer through fall.

Care Instructions: Plant in full sun with well-drained soil. Water regularly during establishment, then only in prolonged dry spells. Deadhead to encourage continued blooming. Cut back in early spring to refresh growth. Divide every few years to maintain vigour and shape.

History: Likely a hybrid selection of garden vervains, 'Blue Spires' was bred for improved height, bloom density, and garden performance—bringing the best of wildflower beauty into refined perennial borders.

Final Thoughts: Bold yet graceful, Verbena 'Blue Spires' delivers reliable colour and strong vertical presence—turning every sunny garden into a haven for pollinators and lovers of long-lasting bloom.