Grow High-Yield Onions Step-by-Step
BY-Saikat Mandal 9 April 2026
Onion farming is a profitable and widely practiced crop cultivation method. With proper soil, climate, and care, farmers can achieve high yields and good market prices. This guide explains everything from planting to harvesting.
– Onions grow best in cool and mild climates – Temperature range: 13°C to 25°C – Requires plenty of sunlight for bulb formation
– Well-drained loamy or sandy soil – Soil pH: 6.0 to 7.5 – Avoid waterlogged field
– Plough the land thoroughly – Add organic manure or compost – Level the field for proper irrigation
– Rabi crop: October–November – Kharif crop: May–June – Choose the right season based on your region
– Use high-quality seeds – Popular varieties: Red onions White onions Hybrid varieties for better yield
– Nursery raising or direct sowing – Transplant seedlings after 6–8 weeks – Maintain spacing: 10–15 cm between plants
– Regular watering is essential – Avoid overwatering – Stop irrigation before harvesting
– Use Nitrogen, Phosphorus, and Potassium (NPK) – Apply fertilizers in split doses – Organic fertilizers improve soil health
– Ready in 90–120 days – Harvest when tops turn yellow and fall – Dry onions properly before storage
– Average yield: 10–25 tons per hectare – High demand ensures good profit – Proper storage increases income