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Ceratostigma plumbaginoides (Hardy blue-flowered leadwort)
1 hour care
per year
per year
0.5m
Max height
Max height
0.5m
Max spread
Max spread
2-5 years
To maturity
To maturity
Plant details
Botanical name
Ceratostigma plumbaginoides
Other names
Hardy blue-flowered leadwort, Blue ceratostigma
Genus
Ceratostigma Ceratostigma
Species
C. plumbaginoides - C. plumbaginoides is a mat-forming, spreading, herbaceous perennial with oval leaves which turn red or purple in autumn and bright blue flowers in late summer.
Ceratostigma plumbaginoides is: Deciduous
Habit
Mat Forming, Rounded, Spreading
Awards
RHS AGM (Award of Garden Merit)
Flower
Blue in Summer; Blue in Autumn
Foliage
Green in Summer; Purple, Red in Autumn
How to care
Watch out for
Powdery mildew Powdery mildew
General care
Pruning
Cut back to ground level any shoots that become damaged by frost.
Propagation methods
Semi-hardwood cuttings, Softwood cuttings
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Where to grow
Ceratostigma plumbaginoides (Hardy blue-flowered leadwort) will reach a height of 0.5m and a spread of 0.5m after 2-5 years.
Suggested uses
Banks and Slopes, City, Cottage/Informal, Beds and borders, Mediterranean
Cultivation
Plant in in moderately fertile, moist but well-drained soil in full sun.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Full Sun
Aspect
South, East
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Tender in frost (H3), Hardy (H4)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Ceratostigma plumbaginoides
Other names
Hardy blue-flowered leadwort, Blue ceratostigma
Genus
Ceratostigma Ceratostigma
Species
C. plumbaginoides - C. plumbaginoides is a mat-forming, spreading, herbaceous perennial with oval leaves which turn red or purple in autumn and bright blue flowers in late summer.
Foliage
Deciduous
Habit
Mat Forming, Rounded, Spreading
Awards
RHS AGM (Award of Garden Merit)
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Colour
Flower
Blue in Summer; Blue in Autumn
Foliage
Green in Summer; Purple, Red in Autumn
How to care
Watch out for
Specific diseases
General care
Pruning
Cut back to ground level any shoots that become damaged by frost.
Propagation methods
Semi-hardwood cuttings, Softwood cuttings
Monthly care advice
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Where to grow
Ceratostigma plumbaginoides (Hardy blue-flowered leadwort) will reach a height of 0.5m and a spread of 0.5m after 2-5 years.
Suggested uses
Banks and Slopes, City, Cottage/Informal, Beds and borders, Mediterranean
Cultivation
Plant in in moderately fertile, moist but well-drained soil in full sun.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Full Sun
Aspect
South, East
Exposure
Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Tender in frost (H3), Hardy (H4)
USDA zones
Zone 10, Zone 9, Zone 8, Zone 7
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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, Well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, Neutral | Tell us... |
| Light: | Full Sun | Tell us... |
| Aspect: | South, East | Tell us... |
| Exposure: | Sheltered | Tell us... |
| Hardiness: | Tender in frost (H3), Hardy (H4) | Tell us... |
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DISCUSS THIS PLANT
Mine don't seem to have grown at all, after planting out over a month ago. Have watered, fertilised, in semi-sunny position. Any clues?
There are 2 active discussions about Ceratostigma plumbaginoides (Hardy blue-flowered leadwort)
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