Bok Choy (Brassica rapa subsp. chinensis)

Bok Choy

Brassica rapa subsp. chinensis

Crisp, tender leaves bring garden freshness to meals. Edible leafy vegetable; common names: bok choy, pak choi.

Partial sun
2–3/week
Beginner
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Plant Needs

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Sunlight Partial sun to full sun; provide light shade during midday summer heat to prevent leaf scorch
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Watering Keep soil consistently moist but not waterlogged; avoid allowing the soil to completely dry out between waterings
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Temperature Thrives in cool to temperate conditions; tolerates light frost but may bolt in extreme heat above 30°C
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Characteristics

  • Leaf: Glossy green oval leaves with crisp, thick white petioles forming a tight rosette.
  • Flower: Small, four-petaled white flowers arranged in upright racemes.
  • Stem: Short, sturdy central stem supporting the leaf rosette.
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Care Guide

Watering

Maintain consistent soil moisture; water deeply 2–3 times weekly to support leaf growth

Fertilization

Apply balanced, diluted fertilizer every 2 weeks. Use nitrogen-rich fertilizer to promote lush leaf development

Banana peel compost tea:Compost banana peels for 2–3 weeks, steep in water for 24 hours, dilute 1:20 with water for root drenching to support leaf growth
Pruning
  • Harvest outer leaves individually to encourage continuous new growth from the center
  • Remove yellowing or damaged leaves promptly to improve air circulation
  • Trim flower stalks immediately if bolting occurs to redirect energy back to leaf production
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA confirms no toxicity to cats if ingested

Humans: No known toxicity; safe for human consumption as a food crop

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Garden Uses & Culture

Culture: N/A

Usage: Edible leafy vegetable used in stir-fries, salads, soups, and steamed dishes