European Leadwort (Plumbago europaea)

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Sunlight Full sun to partial shade; requires at least 6 hours of direct daily sunlight for maximum blooming

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Watering Water deeply when the top 2–3 cm of soil is dry; avoid standing water to prevent root rot

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Temperature Thrives in 15–25°C; tolerates light frost down to 5°C but requires protection from hard freezes

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Leaf: Simple, oblong-lanceolate grey-green leaves; slightly pubescent texture
Flower: Terminal clusters of pale blue, funnel-shaped 5-petaled blooms
Stem: Slender, woody at base; branching trailing stems with weak climbing potential

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Watering

Keep soil consistently moist but not waterlogged

Fertilization

Feed with balanced diluted fertilizer every 2 weeks. Discontinue fertilization in late autumn to support dormancy

Eggshell powder topdress：Crush fully dried eggshells into fine powder; sprinkle lightly on soil surface and water in to release nutrients gradually

Pruning

Deadhead spent blooms regularly to encourage continuous flowering through the season
Prune back woody base stems by one-third in early spring to stimulate new, vigorous growth
Remove damaged, diseased, or overcrowded foliage to improve airflow and reduce pest risk

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Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; contains plumbagin, causing vomiting, diarrhea, and lethargy

Humans: Ingestion may cause mild gastrointestinal irritation; sap may trigger localized skin rash

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Culture: N/A

Usage: Ornamental garden border plant; suitable for container cultivation on patios