Brassica chinensis

Pak Choi, Bok Choy

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Edible leafy green vegetable known for crisp white stems and dark green leaves, widely cultivated in East Asia and increasingly popular as a microgreen.
yard Kitchen garden plants wb_sunny Half-shade / Sun pets Not pet-safe
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Plant Details

Common Name Pak Choi, Bok Choy
Family Brassicaceae
Genus Brassica
Species Chinensis
Origin China
Blooming Annual vegetable; flowers bolt in late season for seed production, yellow small blossoms.
Leaf Color Dark green leaves with white/light green stems
Sunlight Half-shade / Sun
Category Kitchen garden plants
Pet Friendly close No
yard

Care & Maintenance

terrain
Soil

Rich, well-draining loamy soil with high organic matter and compost

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Watering

Keep soil consistently moist but not waterlogged; regular watering is crucial for tender leaves

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Sunlight & Care

Prefers full sun to partial shade; cooler temperatures prevent bolting and bitterness

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Fertilization

Apply balanced vegetable fertilizer or compost tea every 2-3 weeks during active growth phase

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Pruning

Harvest outer leaves as needed to extend production, remove flower stalks immediately to prevent bitterness

Pest Control Aphid Cabbage Moth Caterpillar Flea Beetle

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

local_florist Flowering Period 2 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 12 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
thermostat

Growing Parameters

thermostat
Temperature
45° – 82°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
50% – 80%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
4000 – 20000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
500 – 1800
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
40% – 75%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1200
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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