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Identity & Botany
| Attribute | Value |
|---|---|
| Canonical name | Shanghai Bok Choy |
| Scientific name | Brassica rapa subsp. chinensis |
| Family / Genus | Brassicaceae / — |
| Produce category | Leafy Green |
| Produce subcategory | Asian Green |
| FSMA 204 covered? | No |
| PLU — conventional | 3075 |
| PLU — organic | 93075 |
| AGROVOC URI | c_1079 |
Source: GDF v2.1.1 s01_identity. External: FAO AGROVOC.
Varieties
Estimated commercial varieties: 25.
| Variety | Market share | Notes |
|---|---|---|
| Joi Choi | 30% | Very popular, widely adapted, uniform growth, compact size, good heat tolerance, slow to bolt. Pale green stems and dark green leaves. Excellent for baby bok choy production. |
| Mei Qing Choi | 25% | Similar to Joi Choi, often considered interchangeable. Compact, upright growth with light green stems and dark green leaves. Good for baby leaf and full-size production, with good bolt resistance. |
| Green Fortune | 15% | Vigorous, upright growth with pale green stems. Known for good heat and cold tolerance, and slow bolting. Reliable performer for both spring and fall crops. |
| Toy Choy | 10% | Miniature bok choy variety, very small and tender. Quick growing with light green stems and dark green leaves. Ideal for individual servings or quick stir-fries. |
| Shanghai Green | 8% | A classic open-pollinated Shanghai bok choy. Compact growth with light green stems and dark green, spoon-shaped leaves. Good flavor and texture. |
| Ping Pong | 5% | Unique, very compact and round shape, almost spherical. Light green stems and leaves. Excellent for container gardening and small spaces, often harvested as baby bok choy. |
Source: GDF v2.1.1 s04_varieties.variety_summaries.
Post-Harvest Handling
Temperature
- Chilling injury threshold: null°F.
- Freezing point: 31°F. Hard limit.
- Handling urgency: 4 / 5.
Ethylene
| Property | Value |
|---|---|
| Production class | very_low |
| Production rate (20°C) | 0.05 uL/kg-hr typical (0–0.1) |
| Sensitivity class | high |
| Sensitivity threshold | 0.1 ppm |
| Climacteric? | No |
Agent note: Keep away from ethylene-producing fruits and vegetables to prevent premature yellowing and quality loss.
Mixed-load compatibility
Ethylene sensitive, avoid strong odor producers
Operational flags
- Can be top-iced? Yes
- Light-sensitive? No
Source: GDF v2.1.1 s07_harvest_post_harvest.
Market Intelligence
Demand
Growing, driven by increasing interest in Asian cuisine and healthy eating.
Elasticity
| Metric | Value |
|---|---|
| Price elasticity | -0.8 |
| Income elasticity | 0.6 |
| Organic premium elasticity | -0.4 |
Market share by variety
| Variety | Share |
|---|---|
| Shanghai Bok Choy | 45% |
| Baby Bok Choy | 30% |
| Standard Bok Choy | 20% |
| Other Varieties | 5% |
Pack sizes
- 20 lb carton
- 25 lb carton
- 30 lb carton
- 12 ct 1 lb bags
- 6 ct 10 oz clamshells
Source: GDF v2.1.1 s09_market_intelligence.
Rendered by commodity_profile_renderer v1.0.0 on 2026-05-15T23:50:00.000Z.