10 Ways to Ensure a Great Onion Crop 1. Plant the right variety at the right time of year for your area. 2. When your plants arrive remove them from the box and place them in a well-ventilated ...

Here's what you need to know to enjoy a zesty harvest of green onions from your own garden. Plant green onions in a sunny site in fertile, neutral to slightly acidic, and well-drained soil.