Delphinium 'Highlander Sweet Sensation'
A bolt (of blooms) from the blue
Grown by Mike's perennial specialists
UK
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Plant diary
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Delphinium 'Highlander Sweet Sensation'
- Double blooms in sky blue are the order of the day as far as 'Highlander Sweet Sensation' is concerned, with a chartreuse bee adding a little bit of bicolour brilliance.
- Delphiniums like this one work beautifully in informal cottage garden schemes, where they can be packed densely and really dazzle with a wall of towering colour.
- The nectar-filled flowers are a big hit with pollinating insects like bees and butterflies, so expect your flowers to generate a buzz – literally!
- 'Highlander Sweet Sensation' blooms make for excellent cut flowers; use them in bouquets and vase arrangements alongside the likes of sweet peas and roses for maximum impact.
- Delphiniums in the 'Highlander' series have strong stems which limit the need for staking, and are also hardy enough to withstand British winters.
What to expect
Supplied as
Eventual height
Flower colour
Habit
Hardiness
Spacing
Will this grow in my garden?
Can I grow this in a pot?
Yes, this delphinium can be grown in a large 50 cm pot, needing staking and mild temperatures around 20°C.
How big does it get?
This plant typically reaches a height of 70cm.
How much sunlight does this need?
This delphinium requires full sun to flourish.
What kind of soil does this plant prefer?
This delphinium prefers deep, fertile, moist but well-drained soil enriched with organic matter.
How much watering does this plant need?
Water your delphinium regularly to keep the soil evenly moist, providing about 2.5cm of water weekly during the growing season, and slightly more when temperatures surpass 25°C.
Will this plant need pruning?
No strict pruning is required, but this delphinium generally benefits from deadheading faded flowers to encourage further blooming and cutting back dead foliage in late autumn or early spring.
How hardy is this plant?
Delphinium 'Highlander Sweet Sensation' is hardy in most places throughout the UK even in severe winters (H5), withstanding temperatures down to -15°C.
The wider garden
UK
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