Choose a sunny location with well-drained soil
Loosen the soil and remove weeds, rocks, and debris
Mix in compost if needed
Plant onion sets in early spring or fall, depending on your climate
Make shallow holes or furrows about 1 inch deep
Place each set root-side down with the pointed end up
Space sets 4 to 6 inches apart
Space rows 12 to 18 inches apart
Cover the sets lightly with soil
Water gently after planting
Keep the soil evenly moist
Remove weeds regularly
Thin crowded plants if needed
Harvest when tops begin to yellow and fall over