How to Grow Chinese Mustard
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Chinese Mustard
Brassica juncea
vegetableChinese mustard is a fast-growing Asian brassica with peppery, mustard-flavored leaves that range from smooth to deeply frilled depending on the variety. It's prized in Asian cuisines for stir-fries, pickling, and salads, and is much milder when young. This cool-season crop thrives in spring and fall gardens, producing harvestable leaves in just 3-4 weeks.
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Example Chinese Mustard timeline · Pittsburgh, PA (Zone 6b)
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Plant Chinese Mustard
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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Harvest Chinese Mustard
Around May 17≈ 30 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Chinese Mustard dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 3-9; cool-season crop best in spring and fall
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Get my Chinese Mustard timeline →Growth Stages
Seedling
7-10 daysTiny cotyledons emerge, followed by first true leaves with characteristic mustard shape
Keep soil moist, maintain 65-70°F soil temperature, thin seedlings to proper spacing as soon as true leaves appear
Vegetative Growth
10-20 daysRapid leaf expansion with 4-8 true leaves developing; plant builds foliage mass
Maintain consistent moisture and cool temperatures (60-70°F), mulch to retain moisture and cool roots, apply balanced fertilizer weekly
Leaf Development & Maturation
10-20 daysLeaves reach harvestable size with full mustard flavor; plant becomes bushy and full
Begin harvesting outer leaves to encourage continued growth, reduce watering slightly if weather cools, watch for bolting in warm weather
Harvest/Peak Production
10-30 daysPlant produces mature, full-sized leaves ready for market or kitchen use
Harvest outer leaves regularly to extend production, provide consistent water during harvest period, apply light nitrogen fertilizer for sustained growth
Bolting
Variable; marks end of harvest windowFlower stalk emerges from center as temperatures warm; leaves become tougher and more peppery
Plant is past prime for fresh consumption; can still harvest leaves for cooking, allow some plants to bolt for seed production, pull spent plants to make room for new crop
Companion Planting
Plan your garden →Plant with:
Avoid planting near:
Common Pests
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Use row covers on young plants, apply neem oil or spinosad, dust with diatomaceous earth, encourage beneficial insects
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Use row covers to prevent moth entry, hand-pick caterpillars, apply Bacillus thuringiensis (Bt), encourage parasitic wasps
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Spray with water to dislodge, apply insecticidal soap, use neem oil, release ladybugs or lacewings
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Hand-pick eggs and bugs, use row covers, apply neem oil, plant trap crops like mustard nearby to attract bugs away
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Use yellow sticky traps, spray with insecticidal soap, apply neem oil, encourage natural predators
Uses
Stir-fries and Asian cooking
CulinaryChinese mustard leaves are a staple in Asian cuisine, particularly in stir-fries where their peppery bite adds distinctive flavor. Young leaves can be eaten raw in salads or cooked, while mature leaves are typically cooked to mellow the sharp mustard taste. [source]
Pickling and fermentation
CulinaryThe leaves are excellent for pickling and fermented condiments, where their natural bitterness and structure hold up well to brining and aging. Pickled mustard greens are popular in Korean and Chinese preserved vegetable dishes. [source]
Nutritional and anti-inflammatory properties
MedicinalChinese mustard is rich in glucosinolates, vitamins A, C, and K, and selenium. These compounds have potential anti-inflammatory and cancer-preventive properties studied in traditional medicine and modern nutrition science. [source]
Microgreens and sprouts
CulinaryChinese mustard seeds germinate quickly and produce peppery, nutrient-dense microgreens ready in 7-10 days, popular in upscale cuisine for garnish and nutritional boost. [source]
Seed production and self-sufficiency
HouseholdChinese mustard is easy to save seeds from, bolting reliably to produce abundant seed within 60-90 days after flowering. Home gardeners can easily propagate favorite varieties year after year. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
For baby leaf harvests (mild flavor), pick leaves 20-30 days after planting when 4-6 inches long. For mature leaves (fuller mustard flavor), harvest at 30-60 days. Pick outer leaves first to encourage continued growth from the center. Harvest in cool morning hours for crispest leaves. Can harvest entire plant at once by cutting 1-2 inches above soil line for regrowth. Cooler temperatures produce milder, more tender leaves; warm weather creates spicier, tougher leaves. Use within 3-5 days of harvest or refrigerate in plastic bags for up to 2 weeks.
Fun Facts
- 🌱 Chinese mustard (Brassica juncea) is believed to have originated in the Himalayan regions of India and Pakistan, and has been cultivated in Asia for thousands of years as both a vegetable and oilseed crop.
- 🌱 The peppery 'bite' in mustard greens comes from glucosinolates, sulfur-containing compounds that are released when cell walls are damaged during chewing or cooking—the same compounds that give wasabi and horseradish their heat.
- 🌱 Chinese mustard is one of the fastest-growing garden vegetables, with some tender varieties ready to harvest for baby greens in as little as 20 days from seed, making it perfect for succession planting and continuous harvests.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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