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Herbaceous Perennial

Delphinium 'Pagan Purples' (New Millennium Series) (d)
  • RHS Plants for pollinators

delphinium 'Pagan Purples'

'Pagan Purples' is an upright herbaceous perennial 1.2-1.5m high with strong stems, divided green leaves and semi-double, very deep purple-blue flowers with black centres in early summer; delphiniums may be visited by bumblebees, especially long-tongued bumblebees

Synonyms
Delphinium 'New Millennium Pagan Purple'
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Size
Ultimate height
1–1.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.5–1 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Black Blue Purple Green
Autumn Green
Winter
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Hardiness
H6
Botanical details
Family
Ranunculaceae
Native to the UK
No
Foliage
Deciduous
Habit
Columnar upright
Potentially harmful
Toxic if eaten. Wear gloves and wash hands after handling
Genus

Delphinium can be annuals, biennials or perennials, with palmately lobed basal leaves and showy bowl-shaped flowers in spikes, racemes or panicles

Name status

Accepted

How to grow

Cultivation

Grow in a fertile, well-drained but moisture-retentive soil in full sun, in a position sheltered from strong winds, and provide stakes or other supports (for more advice on support, see staking perennials)

Propagation

Propagate by basal softwood cuttings in spring, or by division in early spring or early autumn

Suggested planting locations and garden types
  • City and courtyard gardens
  • Cottage and informal garden
  • Flower borders and beds
  • Cut flowers
Pruning

No pruning required except deadheading, cutting spent flower spikes back to flowering sideshoots, and cutting all growth stems down to ground level at the end of the growing season

Pests

May be affected by aphids, earwigs, delphinium leaf miner, delphinium moth caterpillars, slugs, and snails

Diseases

May be affected by powdery mildews, delphinium black blotch, grey moulds, sclerotinia disease, crown rot, and cucumber mosaic virus

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