commonName:"delphinium 'Blauwal'"

Also known as: Information to be completed

A tall, clump-forming perennial to 1.8m high in flower, with mounds of lobed and toothed leaves at the base. Tall spikes packed with clear blue flowers with dark 'eyes' are produced in summer

commonName:"delphinium 'Blauwal'"

Scientific classification

Species
commonName:"delphinium 'Blauwal'" (Delphinium 'Blauwal')
Genus
Delphinium
Family
Ranunculaceae
Harmful if eaten. Wear gloves and other protective equipment when handling
Toxicity
Herbaceous Perennial
Plant type
1.5-2.5 metres
Height
0.5-1 metres
Spread
Deciduous
Foliage
Clump forming
Habit
Spring · Summer · Autumn
Season of interest
Full sun
Sunlight
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Ideal temperature

commonName:"delphinium 'Blauwal'" pictures

commonName:"delphinium 'Blauwal'"

Distribution of commonName:"delphinium 'Blauwal'"

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 commonName:"delphinium 'Blauwal'"

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commonName:"delphinium 'Blauwal'" care guide

Water regularly, keeping the soil moist; avoid overhead watering to prevent disease.
Watering
Full sun
Sunlight
Information to be completed
Ideal temperature

Watering

Water regularly, keeping the soil moist; avoid overhead watering to prevent disease.

Fertilizing

Apply a high-phosphorus fertilizer every 2-3 weeks during the growing season.

Pruning

Deadhead main stem after flowering to encourage side shoots to flower. Cut back to ground level in autumn

Propagation

Propagate by division or by basal softwood cuttings in spring

Growing

Grow in fertile, well-drained soil in full sun. Shelter from strong winds and provide support (see staking: perennials). Divide every 2-5 years to maintain vigour. See staking: perennials and delphinium cultivation for further advice

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Common pests and diseases

Diseases

May be susceptible to delphinium black blotch, Powdery mildews, grey moulds, crown rot (on mature plants) and occasionally cucumber mosaic virus

Pests

May be susceptible to aphids, slugs, snails, leaf miners and caterpillars, including swift moth caterpillar

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