1. Soil preparation: Loose, nutritious, well-drained.
2. Sowing: Sow 0.5-1 cm deep, 10-15 cm apart. Water lightly to keep moist.
3. Care: Water evenly, provide enough light, fertilize with organic fertilizer every 10-15 days.
4. Harvest: After 25-30 days, take young leaves, after 55-60 days, take old leaves.