Lobelia x speciosa
Lobelia, Lobelia x gerardii
Lobelia Lobelia
L. x speciosa - L. x speciosa is an upright, clump-forming, softly hairy perennial, often grown as an annual or biennial, with ovate to lance-shaped, pointed, mid- to dark green leaves and erect stems bearing terminal racemes of two-lipped, tubular, red, pink, or lavender flowers from summer into autumn.
Lobelia x speciosa is: Deciduous
Clump-forming, Upright
Severe discomfort may result if ingested
Pink, Red, Lavender in Summer
Dark-green in Spring; Dark-green in Summer; Dark-green in Autumn
Slugs Slugs
May be prone to a virus
Crown rot , Virus Crown rot , Virus
Cut back faded flower stems in autumn.
Seed can be sown as early as late winter. Seed may not come true to type.
Division, Seed
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Lobelia x speciosa (Lobelia) will reach a height of 1m and a spread of 0.3m after 2-5 years.
Beds and borders, City, Coastal, Cottage/Informal
Plant in deep, fertile, consistently moist soil in sun or partial shade. Protect with a dry winter mulch. Tends to be short-lived. Feed every 2 weeks with a balanced liquid fertiliser until midsummer & a low nitrogen fertiliser thereafter.
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Moist but well-drained, Moisture-retentive
Acid, Alkaline, Neutral
Partial Shade, Full Sun
South, East, West
Sheltered
Hardy (H4)
We do not currently have companion plants added for this plant.
Lobelia x speciosa
Lobelia, Lobelia x gerardii
Lobelia Lobelia
L. x speciosa - L. x speciosa is an upright, clump-forming, softly hairy perennial, often grown as an annual or biennial, with ovate to lance-shaped, pointed, mid- to dark green leaves and erect stems bearing terminal racemes of two-lipped, tubular, red, pink, or lavender flowers from summer into autumn.
Deciduous
Clump-forming, Upright
Severe discomfort may result if ingested
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Pink, Red, Lavender in Summer
Dark-green in Spring; Dark-green in Summer; Dark-green in Autumn
May be prone to a virus
Cut back faded flower stems in autumn.
Seed can be sown as early as late winter. Seed may not come true to type.
Division, Seed
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Lobelia x speciosa (Lobelia) will reach a height of 1m and a spread of 0.3m after 2-5 years.
Beds and borders, City, Coastal, Cottage/Informal
Plant in deep, fertile, consistently moist soil in sun or partial shade. Protect with a dry winter mulch. Tends to be short-lived. Feed every 2 weeks with a balanced liquid fertiliser until midsummer & a low nitrogen fertiliser thereafter.
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Moist but well-drained, Moisture-retentive
Acid, Alkaline, Neutral
Partial Shade, Full Sun
South, East, West
Sheltered
Hardy (H4)
Zone 8, Zone 7, Zone 6, Zone 5
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This plant likes... | Garden match | |
Soil types: | Chalky, Clay, Loamy, Sandy (will tolerate most soil types) | Tell us... |
Soil drainage: | Moist but well-drained, Moisture-retentive | Tell us... |
Soil pH: | Acid, Alkaline, Neutral | Tell us... |
Light: | Partial Shade, Full Sun | Tell us... |
Aspect: | South, East, West | Tell us... |
Exposure: | Sheltered | Tell us... |
Hardiness: | Hardy (H4) | Tell us... |
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