Botanical name
Delphinium Blue Bird Group
Other names
Delphinium Blue Bird Group, Delphinium ‘Blue Bird’, Delphinium ‘Pacific Giant Blue Bird’, Delphinium ‘Blue Bird’ (Pacific Hybrid)
Genus
Delphinium
Variety or Cultivar
Blue Bird Group _ Blue Bird Group is an herbaceous perennial with dark-green, divided leaves and tall spikes of bright-blue flowers with white eyes in summer.
Native to
Garden origin
Foliage
Deciduous
Habit
Clump-forming, Erect
Toxicity
All parts of the plant may cause severe discomfort if ingested. Contact with sap may cause skin irritation.
Flower
Bright-blue in Summer
Foliage
Green in Summer
HOW TO CARE
Watch out for
Specific pests
Caterpillars , Slugs , Snails , Leaf-mining sawflies
Specific diseases
Black blotch of Delphinium , Crown rot , Powdery mildew
General care
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
Divide every 3-4 years to maintain vigour.
Propagation methods
Basal cuttings, Division
Delphinium Blue Bird Group (Delphinium Blue Bird Group) will reach a height of 2m and a spread of 0.75m after 2-5 years.
Suggested uses
Beds and borders, City, Cottage/Informal, Flower Arranging
Cultivation
Plant in a fertile, well-drained soil in full sun. Apply a fortnightly balanced liquid feed during the growing season. May be short-lived in hot, humid conditions. Cut back if becomes infected with powdery mildew. Stake with bamboo canes in mid-sp
Soil type
Chalky, Loamy, Sandy
Soil drainage
Well-drained, Moist but well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
South, West
Exposure
Sheltered