Chives (Allium schoenoprasum)

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Sunlight Full sun to partial shade; requires at least 6 hours of direct sunlight daily for robust foliage growth

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Watering Water when the top 2 cm of soil feels dry; avoid overwatering to prevent bulb rot

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Temperature Hardy to -20°C; thrives in 15–22°C; tolerates light spring frost without damage

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Leaf: Slender, hollow, tubular green leaves with mild onion-like scent
Flower: Round, spherical clusters of pale purple to white star-shaped blooms
Stem: Thin, upright herbaceous stems emerging from small underground bulbs

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Watering

Keep soil consistently moist but not waterlogged

Fertilization

Feed with balanced diluted fertilizer every 4 weeks. Discontinue fertilization in late autumn to prepare for dormancy

Eggshell powder topdressing：Crush dried eggshells into fine powder; sprinkle lightly on soil surface to boost calcium levels and deter slugs

Pruning

Harvest outer leaves by cutting 2–3 cm above soil level to encourage continuous new growth
Deadhead spent flower blooms to prevent self-seeding and redirect energy to foliage production
Trim back yellowing foliage in late autumn to prepare the plant for winter dormancy

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Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; contains thiosulphate which damages red blood cells, potentially causing anemia

Humans: Small culinary quantities are safe; large ingestion may cause mild gastrointestinal upset

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Culture: Associated with good luck and protection in some European folklore

Usage: Culinary herb for flavoring soups, salads, and garnishes; ornamental border plant