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Corydalis sempervirens (Rock harlequin)
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1 hour care
per year
per year
1.2m
Max height
Max height
0.5m
Max spread
Max spread
1-2 years
To maturity
To maturity
Plant details
Botanical name
Corydalis sempervirens
Other names
Rock harlequin, Colic weed, Pale fumewort, Roman wormwod
Genus
Corydalis Corydalis
Species
C. sempervirens - C. sempervirens is an annual plant with blue-green divided foliage. From early spring to early summer, it bears sprays of tubular pink flowers with yellow tips.
Corydalis sempervirens is: Deciduous
Habit
Clump-forming
Flower
Yellow, Pink in Spring; Yellow, Pink in Summer
Foliage
Blue-green in Spring; Blue-green in Summer
How to care
Watch out for
General care
Pruning
Can be left at the end of flowering to self-seed.
Propagation methods
Seed
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Where to grow
Corydalis sempervirens (Rock harlequin) will reach a height of 1.2m and a spread of 0.5m after 1-2 years.
Suggested uses
Beds and borders, Containers, Cottage/Informal, Low Maintenance, Rock
Cultivation
Plant in moderately well-drained, fertile soil in full sun or partial shade.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Corydalis sempervirens
Other names
Rock harlequin, Colic weed, Pale fumewort, Roman wormwod
Genus
Corydalis Corydalis
Species
C. sempervirens - C. sempervirens is an annual plant with blue-green divided foliage. From early spring to early summer, it bears sprays of tubular pink flowers with yellow tips.
Foliage
Deciduous
Habit
Clump-forming
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Colour
Flower
Yellow, Pink in Spring; Yellow, Pink in Summer
Foliage
Blue-green in Spring; Blue-green in Summer
General care
Pruning
Can be left at the end of flowering to self-seed.
Propagation methods
Seed
Monthly care advice
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Where to grow
Corydalis sempervirens (Rock harlequin) will reach a height of 1.2m and a spread of 0.5m after 1-2 years.
Suggested uses
Beds and borders, Containers, Cottage/Informal, Low Maintenance, Rock
Cultivation
Plant in moderately well-drained, fertile soil in full sun or partial shade.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Sun
Aspect
South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Chalky, Clay, Loamy, Sandy (will tolerate most soil types) | Tell us... |
| Soil drainage: | Well-drained | Tell us... |
| Soil pH: | Acid, Alkaline, Neutral | Tell us... |
| Light: | Partial Shade, Full Sun | Tell us... |
| Aspect: | South, East, West | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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