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Botanical name
Lobelia x speciosa 'Starship Blue'
Other names
Lobelia 'Starship Blue'
Genus
Variety or Cultivar
'Starship Blue' _ 'Starship Blue' is an erect, clump-forming, deciduous perennial, often grown as an annual or biennial, with narrowly ovate, bronze-green leaves and maroon stems bearing terminal racemes of two-lipped, scarlet flowers from summer into autumn.
Foliage
Deciduous
Habit
Erect, Clump-forming
Toxicity
Severe discomfort may result if ingested
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Colour
Flower
Blue' in Summer; Blue' in Autumn
Foliage
Bronze-green in Spring; Bronze-green in Summer; Bronze-green in Autumn
How to care
Watch out for
Specific pests
Diseases
May be prone to a virus
Specific diseases
General care
Pruning
Cut back after flowering.
Propagation
Seed can be sown as early as late winter. Seed may not come true to type.
Propagation methods
Division, Seed
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Where to grow
Lobelia x speciosa 'Starship Blue' (Lobelia 'Starship Blue') will reach a height of 0.6m and a spread of 0.3m after 2-5 years.
Suggested uses
Beds and borders, City, Coastal, Cottage/Informal
Cultivation
Plant in deep, fertile, reliably moist soil in sun or partial shade. Feed every 2 weeks with a balanced liquid fertilizer until midsummer and a low nitrogen fertilizer for the remainder of the growing season.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained, Moisture-retentive
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
North, South, East, West
Exposure
Exposed, Sheltered