Stellaria aquatica
Stellaria aquatica · Caryophyllaceae
The gardener's calendar
Ideal time to plant stellaria aquatica: set it out when the soil is neither frozen nor waterlogged, and water generously as it establishes.
ID card
- Common name
- Water Chickweed, Water Mouse-ear
- Family
- Caryophyllaceae
- Type
- Annual or winter herbaceous plant
- Foliage
- Deciduous, tender and succulent
- Flowering
- Spring to summer (May-August)
- Adult height
- 20 to 40 cm tall
- Hardiness
- Low hardiness, frost-sensitive
- Origin
- Temperate and humid Europe
Care
Watering
Stellaria aquatica enjoys humid environments and even temporarily flooded conditions. Keep the soil constantly moist without prolonged drying. In pots, water regularly especially during active growth periods. Reduce slightly in winter if the plant persists.
Light exposure
This plant prefers partial shade or dappled light. It tolerates cooler, humid zones near water features or in woodland understories. Avoid intense direct sun, which dries out its tender foliage too quickly.
Soil
Stellaria aquatica thrives in rich, humus-laden soils with good water retention. A peaty, loamy or clay-rich substrate enriched with organic matter is ideal. This plant tolerates slightly acidic to neutral soils.
Fertilizing
A moderate application of balanced fertilizer in spring is sufficient to support growth. Avoid excess nitrogen, which promotes soft foliage prone to disease. Well-decomposed compost added to the surface makes an adequate amendment.
Pruning and pinching
Pinch young stems regularly to encourage compact branching and good density. Remove dried or diseased parts as they appear. After flowering, cut back lightly to rejuvenate the plant if it becomes too leggy.
Diseases and pests
Watch for powdery mildew and damping-off in overly humid, poorly ventilated conditions. Aphids may occasionally infest young shoots. Ensure good air circulation and avoid stagnant moisture to reduce fungal risks.
Did you know?
Stellaria aquatica, despite its evocative name, is a delicate small herbaceous plant that remains little known to the general public. It adapts remarkably well to marshes and humid zones of Northern Europe, colonizing banks and flooded meadows. Its tender, succulent foliage was occasionally consumed in wild salads, though this traditional use has fallen out of favor.
Where to buy it
Plant in spring or early autumn, avoiding spells of intense heat. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, April, May, September.
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Tips generated and checked by Viridia — adapt them to your local climate.