Cut flower

Delphinium

Sky-blue spires up to 2 m — stake early and the show is unforgettable.

Sun

Full sun

Water

Regular

Soil

Rich, well-drained

Difficulty

Medium

Container

Yes

Edible part

Ornamental

Lifecycle

Perennial

Hardiness

Hardy

cut-flowerspireperennial

Plants well with

Where to source

Get growing in United Kingdom

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Thompson & Morgan

Stocks tall delphinium varieties bred for cool British summers and reliable flowering.

Crocus

Offers deep pots essential for delphinium's long roots in London's clay soils.

Amazon UK

Provides staking tools needed to support delphiniums against London's unpredictable wind and rain.