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

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
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
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- 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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