Delphinium 'Galahad' | Pacific Hybrid Series
Towering white floral spires
Grown by Mike's perennial specialists
UK
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Plant diary
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Delphinium 'Galahad'
Pacific Hybrid Series
- Command instant attention with the jaw-dropping, towering architectural majesty of this massive, spectacularly structural, pure white summer perennial.
- Delphinium 'Galahad' produces enormous, densely packed, fully double floral spires that practically glow in the evening sunlight, creating a breathtaking, luminous focal point.
- This delphinium brings phenomenal, classic cottage-garden height, easily soaring above surrounding perennials to make an unforgettable, high-impact statement.
- It is an absolute dream for florists and cut flower enthusiasts, providing endless stems of elegant, long-lasting, exhibition-quality blooms for your indoor arrangements.
- Incredibly vigorous and highly rewarding, simply cut it back after its first massive flush of blooms to trigger a spectacular, beautiful second show in early autumn.
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, Delphinium 'Galahad' needs a large, heavy pot and may require staking for support.
How big does it get?
Delphinium 'Galahad' typically reaches a mature height of 150 cm and a spread of 60 cm.
How much sunlight does this need?
Delphinium 'Galahad' requires full sun for at least 6 hours a day.
What kind of soil does this plant prefer?
Delphinium 'Galahad' prefers fertile, moist but well-drained soil.
How much watering does this plant need?
Delphinium 'Galahad' needs about 2.5 centimetres of water per week, keeping the soil evenly moist.
Will this plant need pruning?
Delphinium 'Galahad' | Pacific Hybrid Series does not strictly need pruning, but regular deadheading will encourage more flowering. Cut the plant back to the base in late autumn or early spring.
How hardy is this plant?
Delphinium 'Galahad' 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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