About
Corydalis flaccida is a tuberous perennial that develops as a clump, featuring stems that can reach lengths of 50 cm. Its foliage consists of finely divided, fern-like leaves, which may exhibit subtle coppery tones. In summer, this plant produces clusters of small blue flowers, each tinged with reddish-purple, arranged in racemes of 5 to 20 blooms.
About the genus
Corydalis includes annuals, biennials, and perennials that can be either tuberous or rhizomatous. The plants feature leaves that are either ternately or pinnately lobed, and they produce racemes adorned with spurred, tubular flowers.
Growing conditions
- Sunlight
- Partial shade
- Soil type
- Chalk, Clay, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained, Well-drained
- Aspect
- East-facing, North-facing, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H5
Plant details
- Plant type
- Herbaceous Perennial
- Habit
- Clump forming
- Foliage
- Deciduous
- Height
- 0.1-0.5 metres
- Spread
- 0.1-0.5 metres
- Time to full height
- 2-5 years
- Suggested uses
- Cottage and informal garden, Rock garden, Patio and container plants
- Native to
- Himalaya
Care notes
- Cultivation
- Grow in moderately fertile, well-drained, humus-rich soil in partial shade
- Pruning
- No pruning required
- Propagation
- Propagate by seed or by division
- Pest resistance
- May be susceptible to slug and snail damage on young growth but generally pest free
- Disease resistance
- Generally disease-free