Yu Choy Sum
Brassica rapa var parachinesis
 Yu Choy Sum
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Seed #186 |
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This fast growing flowering brassica is called yu choi when harvested for the leafy greens. It is harvested as yu choi sum when the plant sends up a flower stalk and sets buds. Harvest the florets with the tender young leaves for great flavor and texture. This early maturing variety prefers mild temperatures.
- Warm season annual
- Approx. 1600-2000 seeds in packet. (A seed will vary in weight and size within a given seed lot. The number of seeds stated is only an estimate.)
- Maturity: Approx. 40 days
- Planting season: Late spring to summer
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Cultivation: Prepare fertile, well-drained soil. Sow seeds in a sunny location in late spring to early summer after last frost. Keep soil moist. Fertilize as needed. Early varieties of flowering brassica will bolt if temperatures are too hot or cold. Exposure to below 50-55°F may result in bolting. Optimal growth temperature range is 60-80°F.
Germination
Temperature |
Seed
Depth |
Seed
Spacing |
Thin
To |
Row
Distance |
| 60-80°F |
1/4-1/2" |
1-2" |
3-4" |
18-24" |
Please note: Maturity, adaptability and disease tolerance may differ under your specific climate and/or growing conditions.
Culinary tips: Lightly steam, stir-fry or pickle.
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