About
Corydalis flexuosa 'Porcelain Blue' PBR is a compact perennial characterized by its semi-evergreen, bronze-tinged, blue-green foliage that resembles ferns. In spring, and continuing through summer into autumn, it produces clusters of slender, tubular flowers in a bright electric blue hue.
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
- Loam
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- East-facing
- Exposure
- Sheltered
- UK hardiness
- H5
Plant details
- Plant type
- Herbaceous Perennial, Alpine Rockery
- Habit
- Bushy, Clump forming
- Foliage
- Evergreen
- Height
- 0.1-0.5 metres
- Spread
- 4-8 metres
- Time to full height
- 2-5 years
- Suggested uses
- Cottage and informal garden, Patio and container plants, Rock garden
Care notes
- Cultivation
- Grow in humus-rich, moist but well-drained soil in partial shade
- Pruning
- No pruning required
- Propagation
- Propagate by division in autumn
- Pest resistance
- Generally pest-free, although may be susceptible to slugs and snails
- Disease resistance
- Generally disease-free