Vegetables· Brassica rapa subsp. chinensis
Bok Choy Growing Guide
Bok choy (pak choi) is a Chinese cabbage with thick, crisp white or green stalks and dark green leaves. It matures quickly, tolerates partial shade, and is a staple of East Asian cuisine. Baby bok choy, harvested at 10-15 cm, commands premium prices.
How Long Does Bok Choy Take to Grow?
Bok Choy is typically ready to harvest about 45 days after planting.
Growing Conditions
Soil Requirements
Soil Type & pH
Best soil types: loam, silt loam, clay loam
pH range: 5.5 - 7 (optimal: 6.3)
Drainage: good
Nutrient Needs (N-P-K)
Planting Guide
Yield & Economics
Common Pests & Diseases
Common Pests
- flea beetle
- aphids
- cabbage worm
- slugs
Common Diseases
- clubroot
- downy mildew
- soft rot
- alternaria leaf spot
Use AI crop disease detection to identify issues early and prevent crop losses.
Growing Tips
Bok choy bolts rapidly in long days and warm weather; grow it as a spring or fall crop, or use bolt-resistant varieties for summer.
Baby bok choy harvested at 10-15 cm tall fetches premium prices and matures 10-15 days earlier than full-size plants.
Partial shade tolerance makes bok choy a good interplanting companion under taller crops like tomatoes or trellised beans.
Frequently Asked Questions
How long does Bok Choy take to grow?
Bok Choy typically takes 45 days from planting to harvest. Seeds germinate in about 5 days. The best planting season is spring, fall.
What soil does Bok Choy need?
Bok Choy grows best in loam, silt loam, clay loam soil with a pH of 5.5-7. Good drainage is required.
What temperature does Bok Choy need?
Bok Choy grows best at 13-22°C. Frost tolerance: light. Heat tolerance: low.
How much sun and water does Bok Choy need?
Bok Choy thrives with partial shade light and moderate watering.
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Key Agronomy Terms
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