Ragged Robin (Lychnis flos-cuculi)

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Sunlight Full sun to partial shade; thrives in open meadow or wetland edge conditions

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Watering Keep soil consistently moist; tolerant of damp, boggy growing conditions

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Temperature Hardy to -20°C; withstands cold temperate winters and mild summer heat

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Leaf: Linear to lanceolate, opposite arrangement, smooth medium-green foliage
Flower: Pink, deeply lobed petals creating a ragged, fringed appearance, clustered at stem tips
Stem: Slender, upright, green to reddish-brown, branching near the upper portion

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Watering

Maintain evenly moist soil; avoid prolonged drying

Fertilization

Apply diluted balanced organic feed once monthly. Avoid over-fertilizing to preserve natural wildflower form

Eggshell powder topdressing：Sprinkle finely crushed, dried eggshells around plant base; avoid direct contact with stems to prevent mold growth

Pruning

Deadhead spent blooms regularly to encourage extended flowering period
Cut back foliage to ground level in late autumn to prepare for winter dormancy
Thin overcrowded clumps every 2–3 years to improve airflow and reduce disease risk

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Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic; no reported adverse effects in cats

Humans: No known toxic effects to humans

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Culture: Symbolizes delicate wild beauty and meadow vitality

Usage: Ornamental for cottage gardens; used in wetland restoration projects