Perovskia ‘Blue Spire’

Perovskia ‘Blue Spire’

Bring airy elegance and late-summer colour to your borders with Perovskia ‘Blue Spire’. This much-loved perennial, also known as Russian sage, produces clouds of lavender-blue flowers held on tall silvery stems above finely cut, aromatic grey-green foliage. Its long-lasting display and fragrance make it irresistible to bees, butterflies, and gardeners alike.

‘Blue Spire’ thrives in sunny, well-drained soils and is highly drought tolerant once established. Its upright, branching habit makes it ideal for adding height and movement to borders, gravel gardens, and coastal plantings. Low-maintenance and resilient, it’s a superb choice for hot, dry spots where other plants may struggle.

Specifications:

• Height: 90–120cm

• Spread: 75–90cm

• Flowering: July to October

• Position: Full sun

• Soil: Well-drained, poor to moderately fertile

• Maintenance: Cut back hard in early spring to encourage strong new growth

🌿 Note for Isle of Wight planting:

Perovskia ‘Blue Spire’ thrives in the island’s warm, free-draining soils and coastal breezes. Its drought tolerance and salt resistance make it perfectly suited to exposed gardens and dry borders where it can provide a cloud of colour from summer into autumn.

🌿 Ideal Companion Plants from The Green Standard Range:

• Echinops ritro – spiky blue globes for bold contrast

• Cephalaria gigantea – tall, soft yellow blooms to complement the haze of blue

• Stachys byzantina – silvery foliage for a harmonious scheme

• Agastache ‘Apache Sunset’ – warm coral tones for a glowing contrast

🌟 The Green Standard Tip

For the best effect, plant ‘Blue Spire’ in groups or drifts where the light can shine through its silvery stems. It pairs beautifully with grasses and late-flowering perennials, creating a natural, meadow-like feel that dances in the summer breeze.