When to plant Radishes in California

In spring, from Jan 1 – Apr 1 in Agoura Hills to May 15 – June 1 in Truckee.

For a fall crop, from June 1 – Aug 15 in Truckee to Oct 1 – Dec 31 in Yucaipa.

USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.

Radishes planting dates by place in California
Place	Spring	Fall
Adelanto	Jan 20 – May 1	Sept 1 – Nov 15Now
Agoura Hills	Jan 1 – Apr 1	Aug 1 – Sept 15
Alameda	—	Oct 1 – Dec 31Now
Albany	—	Oct 1 – Dec 31Now
Alhambra	—	Oct 1 – Dec 31Now
Aliso Viejo	—	Oct 1 – Dec 31Now
American Canyon	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Anaheim	—	Oct 1 – Dec 31Now
Anderson	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Antioch	—	Oct 1 – Dec 31Now
Apple Valley	Jan 20 – May 1	Sept 1 – Nov 15Now
Arcadia	—	Oct 1 – Dec 31Now
Arcata	Jan 1 – Apr 1	Aug 1 – Sept 15
Arroyo Grande	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Artesia	—	Oct 1 – Dec 31Now
Arvin	Jan 1 – Apr 1	Aug 1 – Sept 15
Atascadero	Jan 1 – Apr 15	Sept 1 – Nov 15Now
Atwater	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Auburn	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Avenal	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Azusa	—	Oct 1 – Dec 31Now
Bakersfield	Jan 1 – Apr 1	Aug 1 – Sept 15
Baldwin Park	—	Oct 1 – Dec 31Now
Banning	Jan 1 – Apr 1	Aug 1 – Sept 15
Barstow	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Beaumont	Jan 1 – Apr 1	Aug 1 – Sept 15
Belmont	Jan 1 – Apr 1	Aug 1 – Sept 15
Benicia	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Berkeley	—	Oct 1 – Dec 31Now
Blythe	Jan 1 – Apr 1	Aug 1 – Sept 15
Brawley	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Brea	—	Oct 1 – Dec 31Now
Brentwood	—	Oct 1 – Dec 31Now
Burbank	—	Oct 1 – Dec 31Now
Burlingame	—	Oct 1 – Dec 31Now
Calabasas	Jan 1 – Apr 1	Aug 1 – Sept 15
Calexico	—	Oct 1 – Dec 31Now
California City	Jan 1 – Apr 15	Sept 1 – Dec 1Now
Calimesa	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Camarillo	—	Oct 1 – Dec 31Now
Campbell	Jan 1 – Apr 1	Aug 1 – Sept 15
Canyon Lake	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Carlsbad	Jan 1 – Apr 1	Aug 1 – Sept 15
Ceres	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Cerritos	—	Oct 1 – Dec 31Now
Chico	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Chino	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Chino Hills	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Chowchilla	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Chula Vista	—	Oct 1 – Dec 31Now
Citrus Heights	—	Oct 1 – Dec 31Now
Claremont	—	Oct 1 – Dec 31Now
Clayton	Jan 1 – Apr 15	Oct 1 – Dec 31Now
Clearlake	Mar 1 – May 1	Sept 1 – Nov 15Now
Clovis	—	Aug 1 – Sept 15
Coachella	—	Oct 1 – Dec 31Now
Coalinga	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Colton	—	Oct 1 – Dec 31Now
Concord	—	Aug 1 – Sept 15
Corcoran	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Corona	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Corte Madera	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Covina	—	Oct 1 – Dec 31Now
Cupertino	—	Oct 1 – Dec 31Now
Daly City	—	Oct 1 – Dec 31Now
Dana Point	—	Oct 1 – Dec 31Now
Danville	Jan 1 – Apr 15	Oct 1 – Dec 31Now
Davis	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Delano	Jan 1 – Apr 1	Aug 1 – Sept 15
Desert Hot Springs	Jan 1 – Apr 1	Aug 1 – Sept 15
Diamond Bar	—	Oct 1 – Dec 31Now
Dinuba	Jan 1 – Apr 1	Aug 1 – Sept 15
Dixon	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Duarte	Mar 20 – May 10	Sept 1 – Nov 15Now
Dublin	Jan 1 – Apr 1	Sept 1 – Dec 31Now
East Palo Alto	Jan 1 – Apr 1	Aug 1 – Sept 15
Eastvale	Jan 1 – Apr 1	Oct 1 – Dec 31Now
El Cajon	—	Oct 1 – Dec 31Now
El Centro	—	Oct 1 – Dec 31Now
El Cerrito	—	Oct 1 – Dec 31Now
El Monte	—	Oct 1 – Dec 31Now
El Paso de Robles (Paso Robles)	Jan 1 – Apr 15	Sept 1 – Nov 15Now
Elk Grove	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Emeryville	—	Oct 1 – Dec 31Now
Encinitas	—	Oct 1 – Dec 31Now
Escondido	—	Oct 1 – Dec 31Now
Eureka	Jan 1 – Apr 1	Aug 1 – Sept 15
Exeter	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Fairfield	Jan 1 – Apr 1	Aug 1 – Sept 15
Farmersville	Jan 1 – Apr 1	Aug 1 – Sept 15
Fillmore	—	Oct 1 – Dec 31Now
Folsom	—	Oct 1 – Dec 31Now
Fontana	—	Oct 1 – Dec 31Now
Fortuna	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Foster City	Jan 1 – Apr 1	Aug 1 – Sept 15
Fremont	—	Oct 1 – Dec 31Now
Fresno	—	Aug 1 – Sept 15
Galt	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Gilroy	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Glendale	—	Oct 1 – Dec 31Now
Glendora	—	Oct 1 – Dec 31Now
Goleta	—	Oct 1 – Dec 31Now
Grand Terrace	—	Oct 1 – Dec 31Now
Grass Valley	Mar 1 – May 1	Sept 1 – Nov 15Now
Greenfield	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Grover Beach	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Half Moon Bay	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Hanford	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Hayward	—	Oct 1 – Dec 31Now
Healdsburg	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Hemet	Jan 1 – Apr 1	Aug 1 – Sept 15
Hercules	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Hesperia	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Highland	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Hillsborough	—	Oct 1 – Dec 31Now
Hollister	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Imperial	—	Oct 1 – Dec 31Now
Imperial Beach	—	Oct 1 – Dec 31Now
Indio	—	Oct 1 – Dec 31Now
Irvine	—	Oct 1 – Dec 31Now
Jurupa Valley	—	Oct 1 – Dec 31Now
Kerman	Jan 1 – Apr 1	Sept 1 – Dec 31Now
King City	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Kingsburg	Jan 1 – Apr 1	Sept 1 – Dec 1Now
La Habra	—	Oct 1 – Dec 31Now
La Mesa	—	Oct 1 – Dec 31Now
La Mirada	—	Oct 1 – Dec 31Now
La Puente	—	Oct 1 – Dec 31Now
La Quinta	—	Oct 1 – Dec 31Now
La Verne	—	Oct 1 – Dec 31Now
Lafayette	—	Oct 1 – Dec 31Now
Laguna Beach	—	Oct 1 – Dec 31Now
Laguna Hills	—	Oct 1 – Dec 31Now
Laguna Niguel	—	Oct 1 – Dec 31Now
Laguna Woods	—	Oct 1 – Dec 31Now
Lake Elsinore	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Lake Forest	—	Oct 1 – Dec 31Now
Lancaster	Feb 15 – May 1	Aug 15 – Oct 15
Larkspur	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Lathrop	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Lemon Grove	—	Oct 1 – Dec 31Now
Lemoore	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Lincoln	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Lindsay	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Livermore	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Livingston	—	Oct 1 – Dec 31Now
Lodi	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Loma Linda	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Lompoc	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Los Altos	—	Oct 1 – Dec 31Now
Los Banos	Jan 1 – Apr 1	Aug 1 – Sept 15
Los Gatos	Jan 1 – Apr 1	Aug 1 – Sept 15
Madera	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Manteca	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Marina	Jan 1 – Apr 1	Aug 1 – Sept 15
Martinez	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Marysville	Jan 1 – Apr 1	Aug 1 – Sept 15
McFarland	Jan 1 – Apr 1	Aug 1 – Sept 15
Mendota	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Menifee	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Menlo Park	Jan 1 – Apr 1	Aug 1 – Sept 15
Merced	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Mill Valley	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Millbrae	—	Oct 1 – Dec 31Now
Milpitas	—	Oct 1 – Dec 31Now
Mission Viejo	—	Oct 1 – Dec 31Now
Modesto	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Monrovia	Mar 20 – May 10	Sept 1 – Nov 15Now
Montclair	—	Oct 1 – Dec 31Now
Montebello	—	Oct 1 – Dec 31Now
Monterey	—	Oct 1 – Dec 31Now
Monterey Park	—	Oct 1 – Dec 31Now
Moorpark	—	Oct 1 – Dec 31Now
Moraga	—	Oct 1 – Dec 31Now
Moreno Valley	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Morgan Hill	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Morro Bay	Jan 1 – Apr 1	—
Mountain View	—	Oct 1 – Dec 31Now
Murrieta	Jan 1 – Apr 1	—
Napa	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Newark	—	Oct 1 – Dec 31Now
Newman	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Norco	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Norwalk	—	Oct 1 – Dec 31Now
Novato	—	Oct 1 – Dec 31Now
Oakdale	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Oakland	—	Oct 1 – Dec 31Now
Oakley	—	Oct 1 – Dec 31Now
Oceanside	Jan 1 – Apr 1	Aug 1 – Sept 15
Ontario	—	Oct 1 – Dec 31Now
Orinda	—	Oct 1 – Dec 31Now
Oroville	Jan 1 – Apr 1	Aug 1 – Sept 15
Oxnard	—	Oct 1 – Dec 31Now
Pacific Grove	—	Oct 1 – Dec 31Now
Palm Desert	—	Oct 1 – Dec 31Now
Palm Springs	—	Oct 1 – Dec 31Now
Palmdale	Jan 1 – Apr 15	Sept 1 – Dec 1Now
Palo Alto	Jan 1 – Apr 1	Aug 1 – Sept 15
Parlier	Jan 1 – Apr 1	Aug 1 – Sept 15
Patterson	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Perris	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Petaluma	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Pico Rivera	—	Oct 1 – Dec 31Now
Piedmont	—	Oct 1 – Dec 31Now
Pinole	—	Oct 1 – Dec 31Now
Pittsburg	—	Oct 1 – Dec 31Now
Placentia	—	Oct 1 – Dec 31Now
Placerville	Feb 15 – May 1	Sept 1 – Dec 1Now
Pleasant Hill	—	Oct 1 – Dec 31Now
Pleasanton	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Pomona	—	Oct 1 – Dec 31Now
Port Hueneme	—	Oct 1 – Dec 31Now
Porterville	Jan 1 – Apr 1	Aug 1 – Sept 15
Poway	—	Oct 1 – Dec 31Now
Rancho Cordova	—	Oct 1 – Dec 31Now
Rancho Cucamonga	—	Oct 1 – Dec 31Now
Rancho Santa Margarita	—	Oct 1 – Dec 31Now
Red Bluff	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Redding	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Redlands	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Redwood City	Jan 1 – Apr 1	Aug 1 – Sept 15
Reedley	Jan 1 – Apr 1	Aug 1 – Sept 15
Rialto	—	Oct 1 – Dec 31Now
Richmond	—	Oct 1 – Dec 31Now
Ridgecrest	Jan 1 – Apr 15	Sept 1 – Nov 15Now
Rio Vista	—	Oct 1 – Dec 31Now
Ripon	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Riverbank	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Riverside	—	Oct 1 – Dec 31Now
Rocklin	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Rohnert Park	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Rosemead	—	Oct 1 – Dec 31Now
Roseville	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Sacramento	—	Oct 1 – Dec 31Now
Salinas	Jan 1 – Apr 1	Aug 1 – Sept 15
San Anselmo	—	Oct 1 – Dec 31Now
San Bernardino	Jan 1 – Apr 1	Oct 1 – Dec 31Now
San Buenaventura (Ventura)	—	Oct 1 – Dec 31Now
San Carlos	Jan 1 – Apr 1	Aug 1 – Sept 15
San Clemente	—	Oct 1 – Dec 31Now
San Dimas	—	Oct 1 – Dec 31Now
San Fernando	—	Oct 1 – Dec 31Now
San Francisco	—	Oct 1 – Dec 31Now
San Gabriel	—	Oct 1 – Dec 31Now
San Jacinto	Jan 1 – Apr 1	Aug 1 – Sept 15
San Jose	—	Oct 1 – Dec 31Now
San Juan Capistrano	—	Oct 1 – Dec 31Now
San Leandro	—	Oct 1 – Dec 31Now
San Luis Obispo	Jan 1 – Apr 1	Aug 1 – Sept 15
San Marcos	—	Oct 1 – Dec 31Now
San Mateo	—	Oct 1 – Dec 31Now
San Pablo	—	Oct 1 – Dec 31Now
San Rafael	—	Oct 1 – Dec 31Now
San Ramon	Jan 1 – Apr 15	Oct 1 – Dec 31Now
Sanger	Jan 1 – Apr 1	Aug 1 – Sept 15
Santa Clara	—	Oct 1 – Dec 31Now
Santa Clarita	—	Oct 1 – Dec 31Now
Santa Cruz	Jan 1 – Apr 1	Aug 1 – Sept 15
Santa Fe Springs	—	Oct 1 – Dec 31Now
Santa Maria	Jan 1 – Apr 1	Aug 1 – Sept 15
Santa Paula	—	Oct 1 – Dec 31Now
Santa Rosa	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Santee	—	Oct 1 – Dec 31Now
Saratoga	Jan 1 – Apr 1	Aug 1 – Sept 15
Scotts Valley	Jan 20 – May 1	Sept 1 – Nov 15Now
Seaside	—	Oct 1 – Dec 31Now
Selma	Jan 1 – Apr 1	Aug 1 – Sept 15
Shafter	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Shasta Lake	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Sierra Madre	Mar 20 – May 10	Sept 1 – Nov 15Now
Simi Valley	Jan 1 – Apr 1	Aug 1 – Sept 15
Solana Beach	—	Oct 1 – Dec 31Now
Soledad	Mar 10 – May 10	Aug 15 – Oct 15
Sonoma	Jan 1 – Apr 1	Sept 1 – Dec 31Now
South El Monte	—	Oct 1 – Dec 31Now
South Lake Tahoe	May 15 – June 1	July 1 – Sept 1
South San Francisco	—	Oct 1 – Dec 31Now
Stockton	Jan 1 – Apr 1	Aug 1 – Sept 15
Suisun City	Jan 1 – Apr 1	Aug 1 – Sept 15
Sunnyvale	—	Oct 1 – Dec 31Now
Susanville	Apr 15 – June 15	July 15 – Sept 15
Tehachapi	Mar 20 – May 10	Aug 15 – Oct 15
Temecula	Jan 1 – Apr 1	—
Temple City	—	Oct 1 – Dec 31Now
Thousand Oaks	—	Oct 1 – Dec 31Now
Tracy	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Truckee	May 15 – June 1	June 1 – Aug 15
Tulare	Jan 1 – Apr 1	Aug 1 – Sept 15
Turlock	—	Oct 1 – Dec 31Now
Tustin	—	Oct 1 – Dec 31Now
Twentynine Palms	Jan 1 – Apr 1	Aug 1 – Sept 15
Ukiah	Jan 20 – May 1	Sept 1 – Dec 1Now
Union City	—	Oct 1 – Dec 31Now
Upland	—	Oct 1 – Dec 31Now
Vacaville	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Vallejo	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Victorville	Jan 20 – May 1	Sept 1 – Nov 15Now
Visalia	Jan 1 – Apr 1	Aug 1 – Sept 15
Vista	Jan 1 – Apr 1	—
Walnut	—	Oct 1 – Dec 31Now
Walnut Creek	—	Oct 1 – Dec 31Now
Wasco	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Watsonville	Jan 1 – Apr 1	Aug 1 – Sept 15
West Covina	—	Oct 1 – Dec 31Now
West Sacramento	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Whittier	—	Oct 1 – Dec 31Now
Wildomar	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Windsor	Jan 1 – Apr 1	Sept 1 – Dec 1Now
Woodland	Jan 1 – Apr 1	Sept 1 – Dec 31Now
Yorba Linda	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Yuba City	Jan 1 – Apr 1	Aug 1 – Sept 15
Yucaipa	Jan 1 – Apr 1	Oct 1 – Dec 31Now
Yucca Valley	Jan 1 – Apr 15	Sept 1 – Dec 31Now

Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. “—” means outside the table. 63 other places in California have frost dates outside the table. The full USDA table for radishes.

Updated October 22, 2026