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U-Pick Onions in California

1 farm where you can pick your own onion.

Onion harvest in California runs June through August. The Sacramento Valley and San Joaquin Valley are the primary growing regions, with Fresno and Kern counties producing large quantities of yellow and red storage onions. Sweet onion varieties like Walla Walla types are available at summer farm stands. Fresh green onions (scallions) are available year-round from coastal farms. These 1 pick-your-own onion farmlet you harvest straight from the source — check the map for one near you, and a farm's own site for current hours before you go.

Underwood Family Farms

U-pick · Jan–Dec

Moorpark · Daily 9 AM–6 PM (5 PM outside Daylight Saving Time); closed Thanksgiving, Christmas, and New Year's Day

Pickable now
StrawberriesTomatoesPumpkinsMixed BerriesCitrusAvocadosChilesCornOnionsRoots & TubersSunflowersMixed

A family-friendly Ventura County farm with year-round pick-your-own produce, tractor rides, and seasonal festivals.

Frequently asked

When is onion season in California?
Onion harvest in California runs June through August. The Sacramento Valley and San Joaquin Valley are the primary growing regions, with Fresno and Kern counties producing large quantities of yellow and red storage onions. Sweet onion varieties like Walla Walla types are available at summer farm stands. Fresh green onions (scallions) are available year-round from coastal farms. Harvest events and U-pick windows follow the same window — check each listing for exact 2026 dates.
Where can you pick your own onion near you in California?
Gather Grove lists pick-your-own onion farms across California with their crops, season, and location. Use the map and filters to find one near you.
Do U-pick onion farms require a reservation?
Some do and some don't — each farm's page notes whether a reservation is required. Seasons and hours shift with the weather, so it's always worth checking the farm's own site before you go.