Perovskia 'Blue Spire'
Towering Russian sage drama
Grown by Mike's perennial specialists
UK
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Plant diary
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Perovskia 'Blue Spire'
- Make an enormous architectural statement with this towering, bushy perennial that erupts into a hazy, violet-blue spectacle every summer.
- The stunning, deeply cut, silver-grey leaves of this perovskia create a brilliant, luminous contrast against darker greens in the border.
- Perovskia 'Blue Spire' is incredibly tough and highly drought-resistant, making it a zero-fuss essential for hot, sunny, low-maintenance gardens.
- Its tall, airy habit creates a wonderful, see-through structure that weaves beautifully among ornamental grasses and other late-summer bloomers.
- You will be amazed by the sheer number of pollinators it attracts; it is a late-season lifeline for your garden's busy ecosystem!
What to expect
Supplied as
Eventual height
Eventual spread
Flower colour
Habit
Hardiness
Will this grow in my garden?
Can I grow this in a pot?
Yes, Perovskia 'Blue Spire' grows well in pots with regular watering during dry spells.
How big does it get?
Perovskia 'Blue Spire' typically reaches a mature height of 120 cm and a spread of 100 cm.
How much sunlight does this need?
Perovskia 'Blue Spire' requires full sun for at least 6 hours a day.
What kind of soil does this plant prefer?
Perovskia 'Blue Spire' prefers well-drained, poor to moderately fertile soil.
How much watering does this plant need?
Perovskia 'Blue Spire' needs about 2.5 centimetres of water per week, keeping the soil evenly moist.
Will this plant need pruning?
Perovskia 'Blue Spire' requires pruning in early to mid-spring. Cut the stems back to a permanent woody framework about 15 to 30 centimetres above the ground.
How hardy is this plant?
Perovskia 'Blue Spire' is fully hardy (H5), enduring temperatures down to -15°C. It grows well across the UK, though it may need protection from severe winter wet in colder regions.
The wider garden
UK
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Our perennial plants are raised by several of our most trusted UK growers, with only the very finest plants making the cut to be sent on to our Cotswolds nursery. Your perennials are double (then triple) checked over by our team – this is where being pernickety is a good thing – before being sent to you in the perfect condition for planting. Happy days.
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