Cardamine pratensis
Cuckooflower
Common names: Lady's smock, Milkmaids
At a glance
- Light
- Partial shade
- Spacing
- 20 cm, rows 25 cm
- Lifespan
- Perennial
- Sowing
- Aug–Sep
- Harvest
- Mar–May
- Hardiness
- Hardy down to −15 °C
- Water need
- High
- Origin
- Native to Germany
Photo: CC BY-SA 3.0 · Source
Description
Cardamine pratensis is a native spring flower that blooms from mid‑April to mid‑May on damp meadows, stream banks, and in sunny gardens. It produces delicate lilac flowers and young leaves that taste peppery‑sharp, making it a popular salad or butter‑bread garnish. As one of the first nectar sources of the year, it is important for the Apollo butterfly, whose caterpillars feed on it. The plant prefers a moist, nutrient‑rich site and can tolerate occasional wet feet. In a natural garden or by a pond it is a valuable, low‑maintenance addition.
Care instructions
Cardamine pratensis thrives in moist conditions: provide a semi‑shaded to sunny spot with consistently damp, humus‑rich soil, ideally by a pond or in a wildflower meadow. Water regularly during dry spells, as drying soil is poorly tolerated. After flowering, leave the plant standing; it will retreat in summer and regrow the following spring. Fertilisation is usually unnecessary; a compost addition in autumn suffices. Allow some seed beds to remain, and the cuckooflower will naturally spread and form lovely clumps over time.
The care notes were machine-translated from German.
Garden year
SowingAug–Sep
HarvestMar–May
Germination
- Soil temperature
- from 3 °C, ideally 10 °C
- Days to sprout
- 30 to 90 days
- Light
- Needs light to sprout
- Sowing depth
- Press in, don't cover
- How to start
- Sow straight into the bed
Soil & site
Soil pH
Soil type
moist, nutrient-rich, humus-rich, loamy
Cuckooflower loves moist to wet sites, such as those found along stream banks, in wet meadows or at shady garden pond edges. A humus-rich, nutrient-rich soil with good water retention suits it best, and the plant copes easily with waterlogged to alternately moist positions. On dry, lean soils it usually stays stunted and hardly flowers.
Feeding
Light feeder
As a wild perennial of nutrient-rich wet meadows, cuckooflower needs no extra feeding. A thin layer of mulch made of rotted leaves or grass clippings in spring is quite enough to keep the soil moist and rich in humus. Too many nutrients in the soil lead rather to lush foliage at the expense of flowers.
Overwintering
As a native wild perennial, cuckooflower is fully hardy and needs no winter protection. The leaf rosette dies back in late summer and shoots again from the rootstock in early spring. A loose layer of mulch keeps the soil moist in winter and gives the roots extra protection.
Propagation
Methods
- From seed
- Division
The easiest way to propagate cuckooflower is by sowing straight after collecting the seeds in early summer, because viability drops quickly. Only press the fine seeds in lightly; they need light to germinate and need no soil covering. Alternatively, divide established clumps in early spring or after flowering and plant the pieces straight away in a moist, humus-rich spot. In suitable places the plant often self-seeds.
Companion planting
Good neighbors
legume family (Fabaceae)
particularly well establishedLeguminous plants collect nitrogen in the soil, from which Brassicaceae benefit as heavy feeders.
For example PeaBush beanPole beanBroad beanSnow peaWrinkled pea and 36 more species in the catalogue
Source: classic companion planting (DACH-Gartenpraxis)
carrot family (Apiaceae)
You can pair celery and dill with all Brassicaceae because they repel the cabbage whitefly with their scent, a proven companion.
For example CarrotCeleriacDillParsleyFlorence fennelCoriander and 21 more species in the catalogue
Source: Bio-Gärtnerei Mixed-culture Practice
mint family (Lamiaceae)
You will notice that the intense scent of basil, thyme, and others confuses the cabbage whitefly and keeps it away from the cabbage family.
For example LavenderThymeBasilRosemarySageHyssop and 43 more species in the catalogue
Source: bio-gardening intercropping practice
nasturtium family (Tropaeolaceae)
Nasturtium serves as a trap plant for you. Aphids and cabbage whiteflies prefer it over the brassicaceae next to it.
For example NasturtiumMashua
Source: Trap plant practice in organic horticulture
Companion planting is partly traditional gardening lore. Where the reason is known, it is given.
Some of these explanations were machine-translated.
For your garden
Grow Cuckooflower yourself
Gartenkern tells you when frost is coming, when to sow and when to harvest, for your location.
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