Choose a sunny location with well-drained soil
Loosen the soil to a depth of 6 to 8 inches
Remove rocks, weeds, and debris from the planting area
Mix in compost or aged manure if needed
Plant onion bulbs 1 to 2 inches deep
Space bulbs 4 to 6 inches apart
Keep rows 12 to 18 inches apart
Place the pointed end of each bulb facing up
Cover bulbs with soil and gently firm it down
Water thoroughly after planting
Keep the soil consistently moist, not soggy
Mulch lightly to help retain moisture and suppress weeds
Remove weeds regularly
Harvest when the tops begin to yellow and fall over