Kailan (Chinese Broccoli)
Brassica oleracea var. alboglabra
Fast leafy brassica suited to tropical lowlands with light shade and consistent moisture.
🌞 Light & Temperature
Light: Full sun to bright partial shade
Temperature: 22–32°C
🪴 Pot & Soil
Pot: 15–20 L pot; 2–3 plants per 30 cm wide planter.
Soil Mix: Rich, well-drained mix: compost heavy with some perlite; pH 6.0–7.0
💧 Watering
Schedule: 2–3x/week; more during dry hot spells
Amount: 1–2 L per watering
Keep evenly moist; avoid overhead watering at night
🧪 Fertilizing
Type: Leafy green fertilizer high in N with micronutrients
Frequency: Every 1–2 weeks light feed
Dosage: Half-strength liquid feed weekly; or 10–15 g granular every 2–3 weeks
🥕 Harvest
Start: 30–45 days from sowing
Duration: Multiple cuttings for 3–6 weeks
Harvest Indicators: Thick stems with tight buds; leaves tender
Tips: Cut above a node to encourage side shoots
🌱 Propagation
Direct sow or transplant seedlings
🐛 Pests & Diseases
- Caterpillars: Bt spray; netting; hand-pick
- Flea beetles: Neem 1% and reflective mulch
🌦️ Seasonal Notes (Malaysia)
Grows well in cooler, rainy months; provide shade cloth in extreme heat.
📝 Planting Notes
Space well and maintain airflow to reduce disease.
💡 Extra Care Tips
- Use shade cloth in heat waves
- Harvest young for best taste
Note
Schedules are guidelines—adjust for your microclimate, pot size, and weather. During heavy monsoon rain, reduce watering and improve drainage.