When to plant corn in California
Sow outdoors in San Jose
Feb 15–Mar 1
Across California the window opens between February 15 and January 7. Find your city below; the dates follow each town's own average last frost.
- Sow outdoors, San Jose
- Feb 15–Mar 1
- Last sowing for a harvest
- Sep 2
- Last frost, San Jose
- Jan 2
Sow outdoors 1–3 weeks after the last frost. Plant in blocks of at least four rows rather than one long row. Corn is pollinated by wind.
Corn planting dates by city
Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
JanFebMarAprMayJunJulAugSepOctNovDec
San JoseFeb 15–Mar 1
FresnoFeb 15–Mar 1
SacramentoFeb 15–Mar 1
BakersfieldFeb 15–Mar 1
StocktonFeb 15–Mar 1
RiversideFeb 15–Mar 1
IrvineFeb 15–Mar 1
FremontFeb 15–Mar 1
San BernardinoFeb 15–Mar 1
FontanaFeb 15–Mar 1
ModestoFeb 15–Mar 1
Moreno ValleyFeb 15–Mar 1
GlendaleFeb 15–Mar 1
OntarioFeb 15–Mar 1
Elk GroveFeb 15–Mar 1
Santa RosaMar 4–Mar 18
Rancho CucamongaFeb 15–Mar 1
OceansideFeb 15–Mar 1
LancasterApr 10–Apr 24
RosevilleMar 1–Mar 15
PalmdaleMar 17–Mar 31
CoronaFeb 15–Mar 1
SalinasFeb 15–Mar 1
HaywardFeb 15–Mar 1
SunnyvaleFeb 15–Mar 1
PomonaFeb 15–Mar 1
VisaliaFeb 15–Mar 1
EscondidoFeb 15–Mar 1
VictorvilleMar 25–Apr 8
PasadenaFeb 15–Mar 1
All 274 cities
| City | Sow outdoors | Last frost |
|---|---|---|
| San Jose | Feb 15 to Mar 1 | Jan 2 |
| Fresno | Feb 15 to Mar 1 | Jan 14 |
| Sacramento | Feb 15 to Mar 1 | Jan 12 |
| Bakersfield | Feb 15 to Mar 1 | Jan 31 |
| Stockton | Feb 15 to Mar 1 | Feb 5 |
| Riverside | Feb 15 to Mar 1 | Jan 9 |
| Irvine | Feb 15 to Mar 1 | Jan 5 |
| Fremont | Feb 15 to Mar 1 | Jan 1 |
| San Bernardino | Feb 15 to Mar 1 | Jan 27 |
| Fontana | Feb 15 to Mar 1 | Jan 4 |
| Modesto | Feb 15 to Mar 1 | Jan 31 |
| Moreno Valley | Feb 15 to Mar 1 | Jan 27 |
| Glendale | Feb 15 to Mar 1 | Jan 2 |
| Ontario | Feb 15 to Mar 1 | Jan 4 |
| Elk Grove | Feb 15 to Mar 1 | Feb 2 |
| Santa Rosa | Mar 4 to Mar 18 | Feb 25 |
| Rancho Cucamonga | Feb 15 to Mar 1 | Jan 4 |
| Oceanside | Feb 15 to Mar 1 | Jan 23 |
| Lancaster | Apr 10 to Apr 24 | Apr 3 |
| Roseville | Mar 1 to Mar 15 | Feb 22 |
| Palmdale | Mar 17 to Mar 31 | Mar 10 |
| Corona | Feb 15 to Mar 1 | Jan 17 |
| Salinas | Feb 15 to Mar 1 | Jan 29 |
| Hayward | Feb 15 to Mar 1 | Jan 2 |
| Sunnyvale | Feb 15 to Mar 1 | Jan 6 |
| Pomona | Feb 15 to Mar 1 | Jan 8 |
| Visalia | Feb 15 to Mar 1 | Jan 23 |
| Escondido | Feb 15 to Mar 1 | Jan 2 |
| Victorville | Mar 25 to Apr 8 | Mar 18 |
| Pasadena | Feb 15 to Mar 1 | Jan 8 |
| Santa Clara | Feb 15 to Mar 1 | Jan 12 |
| Clovis | Feb 15 to Mar 1 | Jan 14 |
| Simi Valley | Feb 15 to Mar 1 | Jan 24 |
| Vallejo | Feb 15 to Mar 1 | Jan 17 |
| Concord | Feb 15 to Mar 1 | Jan 9 |
| Fairfield | Feb 15 to Mar 1 | Jan 15 |
| Thousand Oaks | Jan 7 to Jan 21 | Dec 31 |
| Berkeley | Feb 15 to Mar 1 | Jan 3 |
| Antioch | Feb 15 to Mar 1 | Jan 12 |
| Menifee | Feb 15 to Mar 1 | Jan 28 |
| Temecula | Feb 15 to Mar 1 | Feb 2 |
| Richmond | Feb 15 to Mar 1 | Jan 4 |
| Murrieta | Feb 15 to Mar 1 | Feb 2 |
| Santa Maria | Feb 15 to Mar 1 | Feb 4 |
| Jurupa Valley | Feb 15 to Mar 1 | Jan 9 |
| Rialto | Feb 15 to Mar 1 | Jan 10 |
| West Covina | Feb 15 to Mar 1 | Jan 8 |
| Chico | Mar 11 to Mar 25 | Mar 4 |
| El Monte | Feb 15 to Mar 1 | Jan 4 |
| Vacaville | Feb 25 to Mar 11 | Feb 18 |
| San Mateo | Jan 5 to Jan 19 | Dec 29 |
| Burbank | Feb 15 to Mar 1 | Jan 2 |
| Hesperia | Mar 7 to Mar 21 | Feb 28 |
| Tracy | Mar 4 to Mar 18 | Feb 25 |
| El Cajon | Feb 15 to Mar 1 | Jan 6 |
| Daly City | Jan 6 to Jan 20 | Dec 30 |
| Merced | Mar 10 to Mar 24 | Mar 3 |
| Vista | Feb 15 to Mar 1 | Jan 30 |
| Chino | Feb 15 to Mar 1 | Jan 17 |
| Manteca | Feb 15 to Mar 1 | Feb 6 |
| Arden-Arcade | Feb 15 to Mar 1 | Jan 12 |
| San Marcos | Feb 15 to Mar 1 | Jan 2 |
| Indio | Jan 7 to Jan 21 | Dec 31 |
| Redding | Mar 10 to Mar 24 | Mar 3 |
| Hemet | Feb 15 to Mar 1 | Jan 31 |
| Folsom | Feb 15 to Mar 1 | Jan 12 |
| Carson | Feb 15 to Mar 1 | Jan 9 |
| Mission Viejo | Feb 15 to Mar 1 | Jan 6 |
| Rancho Cordova | Feb 15 to Mar 1 | Jan 12 |
| Santa Barbara | Feb 15 to Mar 1 | Jan 13 |
| Citrus Heights | Feb 15 to Mar 1 | Jan 12 |
| San Ramon | Mar 15 to Mar 29 | Mar 8 |
| Mountain View | Feb 15 to Mar 1 | Jan 6 |
| San Leandro | Feb 15 to Mar 1 | Jan 7 |
| Livermore | Feb 22 to Mar 8 | Feb 15 |
| Perris | Feb 15 to Mar 1 | Jan 28 |
| Redwood City | Feb 15 to Mar 1 | Jan 17 |
| Alhambra | Feb 15 to Mar 1 | Jan 4 |
| Upland | Feb 15 to Mar 1 | Jan 4 |
| Milpitas | Feb 15 to Mar 1 | Jan 12 |
| Carmichael | Feb 15 to Mar 1 | Jan 12 |
| Pittsburg | Feb 15 to Mar 1 | Jan 12 |
| Chino Hills | Feb 15 to Mar 1 | Jan 17 |
| Alameda | Feb 15 to Mar 1 | Jan 7 |
| Rocklin | Mar 4 to Mar 18 | Feb 25 |
| Napa | Feb 19 to Mar 5 | Feb 12 |
| Apple Valley | Mar 25 to Apr 8 | Mar 18 |
| Lake Elsinore | Feb 15 to Mar 1 | Jan 28 |
| Pleasanton | Feb 22 to Mar 8 | Feb 15 |
| Redlands | Feb 15 to Mar 1 | Jan 27 |
| Tulare | Feb 15 to Mar 1 | Jan 23 |
| Turlock | Feb 15 to Mar 1 | Jan 6 |
| Dublin | Feb 22 to Mar 8 | Feb 15 |
| Eastvale | Feb 15 to Mar 1 | Jan 17 |
| Walnut Creek | Feb 15 to Mar 1 | Jan 7 |
| Yuba City | Feb 15 to Mar 1 | Jan 15 |
| Lodi | Feb 16 to Mar 2 | Feb 9 |
| Madera | Feb 19 to Mar 5 | Feb 12 |
| Baldwin Park | Feb 15 to Mar 1 | Jan 4 |
| Camarillo | Jan 7 to Jan 21 | Dec 31 |
| Palo Alto | Feb 15 to Mar 1 | Feb 1 |
| Brentwood | Feb 15 to Mar 1 | Jan 12 |
| Davis | Feb 17 to Mar 3 | Feb 10 |
| Castro Valley | Feb 15 to Mar 1 | Jan 2 |
| Union City | Feb 15 to Mar 1 | Jan 7 |
| South San Francisco | Jan 5 to Jan 19 | Dec 29 |
| Laguna Niguel | Feb 15 to Mar 1 | Jan 6 |
| Porterville | Feb 15 to Mar 1 | Jan 20 |
| Woodland | Feb 15 to Mar 1 | Feb 7 |
| Hanford | Feb 15 to Mar 1 | Feb 7 |
| San Clemente | Feb 15 to Mar 1 | Jan 6 |
| Santa Cruz | Feb 15 to Mar 1 | Jan 29 |
| Beaumont | Feb 15 to Mar 1 | Jan 31 |
| Gilroy | Mar 3 to Mar 17 | Feb 24 |
| Montebello | Feb 15 to Mar 1 | Jan 4 |
| La Mesa | Feb 15 to Mar 1 | Jan 6 |
| Petaluma | Mar 7 to Mar 21 | Feb 28 |
| San Rafael | Feb 15 to Mar 1 | Jan 11 |
| Pico Rivera | Feb 15 to Mar 1 | Jan 4 |
| Cupertino | Feb 15 to Mar 1 | Jan 6 |
| Santee | Feb 15 to Mar 1 | Jan 6 |
| Highland | Feb 15 to Mar 1 | Jan 27 |
| Monterey Park | Feb 15 to Mar 1 | Jan 4 |
| Lincoln | Mar 4 to Mar 18 | Feb 25 |
| West Sacramento | Feb 15 to Mar 1 | Feb 2 |
| San Jacinto | Feb 15 to Mar 1 | Jan 31 |
| Yucaipa | Feb 15 to Mar 1 | Jan 27 |
| Arcadia | Feb 15 to Mar 1 | Jan 4 |
| Colton | Feb 15 to Mar 1 | Jan 10 |
| Palm Desert | Jan 7 to Jan 21 | Dec 31 |
| Cathedral City | Feb 15 to Mar 1 | Jan 9 |
| Delano | Feb 15 to Mar 1 | Jan 31 |
| Novato | Feb 15 to Mar 1 | Jan 11 |
| Diamond Bar | Feb 15 to Mar 1 | Jan 8 |
| Watsonville | Feb 15 to Mar 1 | Jan 28 |
| San Luis Obispo | Feb 15 to Mar 1 | Jan 31 |
| El Dorado Hills | Apr 7 to Apr 21 | Mar 31 |
| Aliso Viejo | Feb 15 to Mar 1 | Jan 6 |
| Glendora | Feb 15 to Mar 1 | Jan 8 |
| Los Banos | Feb 15 to Mar 1 | Jan 26 |
| Florin | Feb 15 to Mar 1 | Jan 12 |
| Rosemead | Feb 15 to Mar 1 | Jan 4 |
| Covina | Feb 15 to Mar 1 | Jan 8 |
| Poway | Feb 15 to Mar 1 | Jan 5 |
| Antelope | Feb 15 to Mar 1 | Jan 12 |
| Ceres | Feb 15 to Mar 1 | Jan 31 |
| North Highlands | Feb 15 to Mar 1 | Jan 12 |
| Newark | Feb 15 to Mar 1 | Jan 1 |
| Oakley | Feb 15 to Mar 1 | Jan 12 |
| Azusa | Feb 15 to Mar 1 | Jan 8 |
| Hollister | Feb 26 to Mar 12 | Feb 19 |
| Morgan Hill | Mar 3 to Mar 17 | Feb 24 |
| Coachella | Jan 7 to Jan 21 | Dec 31 |
| Palm Springs | Feb 15 to Mar 1 | Jan 1 |
| Rohnert Park | Mar 4 to Mar 18 | Feb 25 |
| El Centro | Feb 15 to Mar 1 | Jan 3 |
| Lompoc | Feb 15 to Mar 1 | Jan 20 |
| Danville | Mar 15 to Mar 29 | Mar 8 |
| Lathrop | Feb 15 to Mar 1 | Feb 6 |
| Vineyard | Feb 15 to Mar 1 | Jan 12 |
| French Valley | Feb 15 to Mar 1 | Feb 2 |
| Campbell | Feb 15 to Mar 1 | Feb 2 |
| San Bruno | Feb 15 to Mar 1 | Jan 11 |
| Altadena | Feb 15 to Mar 1 | Jan 8 |
| Rancho Palos Verdes | Feb 15 to Mar 1 | Jan 9 |
| La Quinta | Jan 7 to Jan 21 | Dec 31 |
| Adelanto | Mar 25 to Apr 8 | Mar 18 |
| Calexico | Feb 15 to Mar 1 | Jan 3 |
| Monrovia | May 5 to May 19 | Apr 28 |
| San Gabriel | Feb 15 to Mar 1 | Jan 4 |
| Wildomar | Feb 15 to Mar 1 | Jan 28 |
| Montclair | Feb 15 to Mar 1 | Jan 8 |
| Foothill Farms | Feb 15 to Mar 1 | Jan 12 |
| Pacifica | Feb 15 to Mar 1 | Jan 11 |
| Martinez | Mar 7 to Mar 21 | Feb 28 |
| La Puente | Feb 15 to Mar 1 | Jan 4 |
| Claremont | Feb 15 to Mar 1 | Jan 8 |
| Orangevale | Feb 15 to Mar 1 | Jan 12 |
| Temple City | Feb 15 to Mar 1 | Jan 4 |
| San Juan Capistrano | Feb 15 to Mar 1 | Jan 6 |
| Moorpark | Jan 7 to Jan 21 | Dec 31 |
| Oildale | Feb 15 to Mar 1 | Jan 31 |
| Pleasant Hill | Feb 15 to Mar 1 | Jan 7 |
| Desert Hot Springs | Mar 4 to Mar 18 | Feb 25 |
| San Dimas | Feb 15 to Mar 1 | Jan 8 |
| Menlo Park | Feb 15 to Mar 1 | Feb 1 |
| Los Gatos | Feb 15 to Mar 1 | Feb 2 |
| Fallbrook | Feb 15 to Mar 1 | Feb 2 |
| Foster City | Feb 15 to Mar 1 | Jan 17 |
| Goleta | Feb 15 to Mar 1 | Jan 11 |
| Dana Point | Feb 15 to Mar 1 | Jan 6 |
| Spring Valley | Feb 15 to Mar 1 | Jan 6 |
| Atwater | Mar 10 to Mar 24 | Mar 3 |
| Fair Oaks | Feb 15 to Mar 1 | Jan 12 |
| Burlingame | Jan 5 to Jan 19 | Dec 29 |
| Banning | Feb 15 to Mar 1 | Jan 31 |
| Santa Paula | Jan 7 to Jan 21 | Dec 31 |
| San Pablo | Feb 15 to Mar 1 | Jan 4 |
| Seaside | Feb 15 to Mar 1 | Jan 2 |
| El Paso de Robles | Mar 22 to Apr 5 | Mar 15 |
| Orcutt | Feb 15 to Mar 1 | Feb 4 |
| Los Altos | Feb 15 to Mar 1 | Jan 6 |
| Saratoga | Feb 15 to Mar 1 | Feb 2 |
| La Verne | Feb 15 to Mar 1 | Jan 8 |
| Laguna Hills | Feb 15 to Mar 1 | Jan 6 |
| Atascadero | Mar 22 to Apr 5 | Mar 15 |
| Suisun City | Feb 15 to Mar 1 | Jan 15 |
| San Lorenzo | Feb 15 to Mar 1 | Jan 2 |
| Eastern Goleta Valley | Feb 15 to Mar 1 | Jan 11 |
| San Carlos | Feb 15 to Mar 1 | Jan 17 |
| Monterey | Feb 15 to Mar 1 | Jan 1 |
| East Palo Alto | Feb 15 to Mar 1 | Feb 1 |
| Belmont | Feb 15 to Mar 1 | Jan 17 |
| East Niles | Feb 15 to Mar 1 | Jan 31 |
| Temescal Valley | Feb 15 to Mar 1 | Jan 28 |
| Ridgecrest | Mar 18 to Apr 1 | Mar 11 |
| Brawley | Feb 15 to Mar 1 | Jan 16 |
| Walnut | Feb 15 to Mar 1 | Jan 8 |
| Lemoore | Mar 3 to Mar 17 | Feb 24 |
| Sanger | Feb 15 to Mar 1 | Jan 30 |
| Reedley | Feb 15 to Mar 1 | Jan 30 |
| Galt | Feb 16 to Mar 2 | Feb 9 |
| Patterson | Feb 15 to Mar 1 | Jan 31 |
| Riverbank | Feb 15 to Mar 1 | Jan 31 |
| Wasco | Feb 15 to Mar 1 | Jan 31 |
| Benicia | Feb 15 to Mar 1 | Jan 17 |
| Soledad | Apr 30 to May 14 | Apr 23 |
| Hercules | Feb 15 to Mar 1 | Jan 17 |
| El Cerrito | Feb 15 to Mar 1 | Jan 3 |
| Dinuba | Feb 15 to Mar 1 | Jan 23 |
| Twentynine Palms | Feb 15 to Mar 1 | Jan 24 |
| Windsor | Mar 9 to Mar 23 | Mar 2 |
| South Pasadena | Feb 15 to Mar 1 | Jan 8 |
| West Whittier-Los Nietos | Feb 15 to Mar 1 | Jan 4 |
| Mountain House | Feb 15 to Mar 1 | Jan 19 |
| Lafayette | Feb 15 to Mar 1 | Jan 7 |
| Eureka | Mar 1 to Mar 15 | Feb 22 |
| Loma Linda | Feb 15 to Mar 1 | Jan 27 |
| Norco | Feb 15 to Mar 1 | Jan 17 |
| Barstow | Mar 1 to Mar 15 | Feb 22 |
| Selma | Feb 15 to Mar 1 | Jan 30 |
| Bloomington | Feb 15 to Mar 1 | Jan 10 |
| Bay Point | Feb 15 to Mar 1 | Jan 9 |
| Shafter | Feb 27 to Mar 13 | Feb 20 |
| Ladera Ranch | Feb 15 to Mar 1 | Jan 6 |
| East San Gabriel | Feb 15 to Mar 1 | Jan 4 |
| San Fernando | Feb 15 to Mar 1 | Jan 2 |
| Rosemont | Feb 15 to Mar 1 | Jan 12 |
| Marina | Feb 15 to Mar 1 | Feb 4 |
| Oakdale | Feb 15 to Mar 1 | Jan 31 |
| Linda | Feb 18 to Mar 4 | Feb 11 |
| Millbrae | Jan 5 to Jan 19 | Dec 29 |
| Duarte | May 5 to May 19 | Apr 28 |
| Ramona | Mar 26 to Apr 9 | Mar 19 |
| Ashland | Feb 15 to Mar 1 | Jan 2 |
| American Canyon | Mar 12 to Mar 26 | Mar 5 |
| Laguna Beach | Feb 15 to Mar 1 | Jan 6 |
| Corcoran | Feb 22 to Mar 8 | Feb 15 |
| Imperial | Feb 15 to Mar 1 | Jan 14 |
| Rancho San Diego | Feb 15 to Mar 1 | Jan 6 |
| West Puente Valley | Feb 15 to Mar 1 | Jan 4 |
| Calabasas | Feb 15 to Mar 1 | Jan 24 |
| Winter Gardens | Feb 15 to Mar 1 | Jan 6 |
| West Carson | Feb 15 to Mar 1 | Jan 9 |
| Yucca Valley | Mar 21 to Apr 4 | Mar 14 |
| Lakeside | Feb 15 to Mar 1 | Jan 6 |
| Valinda | Feb 15 to Mar 1 | Jan 8 |
| Granite Bay | Mar 4 to Mar 18 | Feb 25 |
| Stevenson Ranch | Feb 15 to Mar 1 | Jan 8 |
| Greenfield | Mar 2 to Mar 16 | Feb 23 |
| Dixon | Feb 17 to Mar 3 | Feb 10 |
| Rosamond | Apr 10 to Apr 24 | Apr 3 |
| Oroville | Feb 15 to Mar 1 | Jan 30 |
| East Hemet | Feb 15 to Mar 1 | Jan 10 |
Questions
When should I plant corn in California?
In San Jose, sow outdoors from February 15 to March 1. Across California the window opens between February 15 and January 7, depending on the local last frost.
How is this date worked out?
Sow outdoors 1–3 weeks after the last frost. Frost dates are NOAA 1991–2020 averages for the weather station nearest each city.
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