About

Cardamine raphanifolia is a robust perennial that spreads through thick rhizomes. During early summer, it showcases clusters of four-petalled flowers that can be lilac-pink or white, rising on slender stems above a dense mat of dark green, pinnate foliage.

About the genus

Cardamine consists of herbaceous perennials characterized by their straightforward, palmately or pinnately divided foliage. In spring or summer, they produce short racemes bearing flowers with four petals, which can be white, yellow, pink, or purplish in hue.

Growing conditions

Sunlight
Full sun, Partial shade
Soil type
Chalk, Clay, Loam
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained, Poorly-drained
Aspect
East-facing, North-facing, South-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H7

Plant details

Plant type
Herbaceous Perennial
Habit
Clump forming
Foliage
Deciduous
Height
0.1-0.5 metres
Spread
0.5-1 metres
Time to full height
1 year
Suggested uses
Cottage and informal garden, Wildflower meadow
Native to
S Europe (mts)

Care notes

Cultivation
Grow on soils rich in organic matter that retain moisture. Sun or part-shade.
Pruning
No pruning required
Propagation
Propagate readily via rhizomes and by self-seeding. Alternatively, collect seed to sow in autumn or spring in a cold-frame or sheltered place outdoors. Mature plants can be divided after flowering
Pest resistance
May be susceptible to flea beetles and aphids.
Disease resistance
Generally disease-free