How to Grow Wong Bok Napa Cabbage Michihili

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Wong Bok Napa Cabbage Michihili

Brassica rapa subsp. pekinensis

vegetable

Michihili is a classic napa cabbage variety producing elongated, densely packed heads with crinkled leaves and a mild, tender flavor. This heirloom Asian brassica is prized for its crisp texture and versatility in both raw and cooked applications. It's a cool-season crop that matures quickly and stores well, making it ideal for fall gardens and fermentation.

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Example Wong Bok Napa Cabbage Michihili timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Wong Bok Napa Cabbage Michihili

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Wong Bok Napa Cabbage Michihili

    Around Jun 16

    ≈ 60 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Wong Bok Napa Cabbage Michihili dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 6-8 hours daily minimum; partial shade in hot climates
💧
Water: Consistent moisture, 1-1.5 inches per week; keep soil evenly moist but not waterlogged. Inconsistent watering causes splitting and bolting.
📏
Spacing: 12 inches
📅
Days to maturity: 60-75 days from transplant; 75-85 days from seed
🌱
Planting depth: 0.25-0.5 inches for seeds; transplants at soil line

Soil

Type: Well-draining, fertile loamy soil rich in organic matter
pH: 6.0-7.5
Amendments:
Compost or aged manure Balanced fertilizer (10-10-10 or similar) Lime if soil pH is below 6.0 Calcium source to prevent tip burn

Growing Zones

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Thrives in zones 4-8; can be grown in zones 3 and 9 with proper timing

3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a

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Growth Stages

1

Seedling

3-4 weeks

Small plants with 2-4 true leaves, tender and delicate appearance

Keep soil moist but not waterlogged. Provide bright light. Thin or transplant when 3-4 weeks old to proper spacing. Protect from pests.

2

Vegetative Growth

3-4 weeks

Rapid leaf expansion with visible outer leaves forming; plant is 6-12 inches tall

Maintain consistent watering and weekly fertilization. Monitor for cabbage worms and flea beetles. Ensure adequate spacing for air circulation.

3

Head Formation

2-3 weeks

Leaves begin to curl inward and compact; characteristic elongated head shape forms from center outward

Continue regular watering and fertilizing. Apply floating row covers if pests present. Avoid overhead watering to prevent fungal issues. Maintain even moisture.

4

Head Maturity

1-2 weeks

Dense, firm head forms; outer leaves pale green, inner leaves bright yellow and tender; head is 8-12 inches tall

Reduce nitrogen fertilizer to prevent bolting. Ensure consistent watering. Check head firmness by gentle squeezing. Ready for harvest when firm.

5

Harvest

Immediate

Mature head is compact and firm with no visible gaps between leaves; outer wrapper leaves may be slightly yellowed

Harvest before temperatures exceed 75°F regularly or plant will bolt. Cut at base with sharp knife. Can be harvested whole or outer leaves removed for successive harvest.

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Broccoli Cauliflower Kale Other brassicas Tomatoes Fennel Strawberries

Common Pests

  • Use floating row covers, hand-pick larvae, apply Bacillus thuringiensis (Bt), or use spinosad insecticide

  • Deploy row covers, apply neem oil, use kaolin clay spray, or apply pyrethrin-based insecticides

  • Remove by hand, apply Bt, encourage parasitic wasps, or use organic insecticides

  • Spray with water, apply neem oil or insecticidal soap, encourage ladybugs and parasitic wasps

  • Practice crop rotation (3-4 years), lime soil to pH 7+, avoid overwatering, remove infected plants

  • Ensure good air circulation, apply sulfur dust or baking soda spray, avoid overhead watering

Uses

🍳

Fermented Kimchi & Pickles

Culinary

Napa cabbage is the traditional base for Korean kimchi and Asian pickled preparations. Its tender leaves and mild flavor absorb fermentation brine perfectly while developing complex, tangy flavors. Michihili's crispy texture is ideal for these applications. [source]

🍳

Fresh Salads & Slaws

Culinary

Michihili's tender inner leaves are excellent raw in Asian-style salads, coleslaws, and fresh spring rolls. The mild flavor pairs well with sesame vinaigrette, ginger, and soy-based dressings. [source]

🍳

Stir-fries & Soups

Culinary

The leaves wilt quickly and add delicate flavor to stir-fries, hot pots, ramen, and miso soups. Often used in Asian cuisine for its quick-cooking properties and tender texture. [source]

💊

Nutritional & Immune Support

Medicinal

Rich in vitamins C and K, fiber, and glucosinolates (sulfur compounds with potential anti-inflammatory properties). Contains anthocyanins and polyphenols that support overall health and immune function. [source]

🏠

Long-term Storage & Preservation

Household

Michihili cabbage stores exceptionally well in cool conditions and is ideal for succession planting to provide fresh vegetables through winter. Its dense heads allow months of storage without refrigeration in cool cellars. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Harvest when heads are firm and compact, typically 60-75 days after transplanting or 75-85 days from seed. Cut heads at the base using a sharp knife. For fall crops, harvest before hard freezes. Michihili stores excellently in cool conditions (32-40°F, 90-95% humidity) for 2-3 months. Early morning harvest yields crisper, sweeter heads.

Fun Facts

  • 🌱 Michihili is a Japanese heirloom variety name meaning 'beautiful day' or 'beautiful sun,' reflecting its origins in Japanese horticulture and popularity in East Asian markets.
  • 🌱 Napa cabbage was developed in China in the 15th century by crossing bok choy with European cabbage, creating a hybrid that combines the best traits of both parents.
  • 🌱 A single mature Michihili head can weigh 2-4 pounds and contains more than 95% water, making it one of the most hydrating vegetables; the tightly packed leaves can yield 75-80% usable product after trimming.

Gardening Terms

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