TATSOI Vegetable Seeds
Botanical Name: Brassica rapa var. rosularis
Other Names: Chinese Flat Cabbage, Rosette Pak Choi, Tai Koo Choi, Choy Sum, Phak Kwang Do, Cai Ngot Bong
- Versatile leafy green with glossy, deep green spoon-shaped leaves forming a compact rosette.
- Mild flavour similar to spinach, excellent raw or cooked.
- Fast-growing and highly productive; ideal as a cut-and-come-again green.
- Thrives in cool conditions but tolerates light frosts.
- Perfect for salads, stir-fries, soups, and Asian dishes like kimchi.
- Easy to grow in garden beds or containers.
Plant Details
- Plant Type: Cool-season annual leafy vegetable
- Plant Height: 15–20 cm
Sowing Information
- Germination: 5–7 days
- Depth: 5 mm deep
- Position: Full sun to partial shade
- Sow Where: Direct into garden beds or containers; thin seedlings as needed
- Soil Type: Fertile, well-drained soil enriched with compost; pH 6.0–7.0
- Spacing: 10–15 cm between plants, rows 20–30 cm apart
Growing Tips
- Keep soil consistently moist to prevent bolting and encourage tender growth.
- Mulch to retain moisture and suppress weeds.
- Harvest outer leaves regularly for continuous regrowth.
- Provide light shade in warm weather to avoid heat stress.
Harvest
21 days for baby leaves; 50 days for mature plants. Harvest as needed for a continuous supply.
When to Sow Tatsoi in Your Climate
| Climate Zone | Best Planting Time | Tips |
|---|---|---|
| Temperate | September–March | Plant in cooler months. Protect young plants from strong sun. |
| Cool | September–March | Sow after frost risk has passed. Tolerates light frosts once established. |
| Subtropical | April–August | Grow during cooler months to avoid bolting. |
| Tropical | May–July | Plant in the coolest season. Provide afternoon shade if needed. |
| Arid | March–May, August–October | Avoid extreme heat. Keep soil moist and mulch well. |