Grow Your Own Sweet Onions: Walla Walla, Vidalia & Maui Types

Sweet onions—Walla Walla, Maui, Vidalia—are prized for their high water content, mild flavor, and suitability for fresh eating in salads and light cooking. Though pricey at markets, they're surprisingly easy to grow at home.

Key to Success: Day Length

Onions are day-length sensitive. Choose a variety matched to your region and plant in fall (spring in mountains).

• Northern CA to Northwest & Rockies: 'Walla Walla'
• California & Southwest: 'Yellow Granex' (Vidalia-type) or '1015Y Texas Supersweets'

Harvest & Storage

Sweet onions store up to two months. Order plants from Dixondale Farms (877-367-1015); they ship in November.