delphinium 'David Mannion'

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David Mannion' is a vigorous perennial with divided leaves and tall, tapering spires of intense deep blue flowers 6cm across with some violet veining and a black eye

delphinium 'David Mannion'

Scientific classification

Species
delphinium 'David Mannion' (Delphinium 'David Mannion')
Genus
Delphinium
Family
Ranunculaceae
Harmful if eaten. Wear gloves and other protective equipment when handling
Toxicity
Herbaceous Perennial
Plant type
1-1.5 metres
Height
0.1-0.5 metres
Spread
Deciduous
Foliage
Bushy
Habit
Spring · Summer
Season of interest
Full sun
Sunlight
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Ideal temperature

delphinium 'David Mannion' pictures

delphinium 'David Mannion'

Distribution of delphinium 'David Mannion'

Distribution map

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Culture

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Toxicity

Harmful if eaten. Wear gloves and other protective equipment when handling

Quick identification of delphinium 'David Mannion'

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delphinium 'David Mannion' care guide

Moderate regular watering, avoid prolonged drought or waterlogging
Watering
Full sun
Sunlight
Information to be completed
Ideal temperature

Watering

Moderate regular watering, avoid prolonged drought or waterlogging

Fertilizing

Balanced feed in spring and light repeat in growth season

Pruning

Deadhead by cutting spent flower spikes back to small flowering side shoots. Cut down all growth to ground level after it has withered in autumn.

Propagation

Propagate by taking pencil thick basal cuttings in early spring

Growing

Grow in a fertile, well-drained soil in full sun; shelter from strong winds and stake well. Apply a balanced liquid every couple of weeks in the growing season. For best flower spikes thin shoots when 7cm high to leave a minimum of 2-3 shoots on young plants and 5-7 shoots on established plants. See staking: perennials and delphinium cultivation for further advice

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Common pests and diseases

Diseases

May be susceptible to powdery mildews, delphinium black blotch, crown rot and viruses

Pests

May be susceptible to aphids, earwigs, delphinium leaf miner, delphinium moth caterpillars, slugs, snails and caterpillars

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