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California planting dates
When to Plant Potatoes in California
For potatoes in California, spring planting starts between Aug 1 (Butte County) and Jun 1 (Los Angeles County); fall planting runs Dec 1 to Feb 28, according to UC Master Gardener Program.
Photo: Long neat rows of green potato plants stretching across a farm field. Malcolm Neal, CC BY-SA 2.0, via Wikimedia Commons
Potatoes planting window by county
The UC table gives separate dates for the coast, the interior valleys and the desert valleys; each county uses its region.




Published dates for potatoes in California
| Type | Season | Region | Published dates | Source |
|---|---|---|---|---|
| Potatoes, white | spring | North & North Coast | late-April-May | California Master Gardener Handbook Table 13.2, Table 'Recommended planting dates' (California Master Gardener Handbook Table 13.2) |
| Potatoes, white | winter | Desert Valleys | Dec–Feb | California Master Gardener Handbook Table 13.2, Table 'Recommended planting dates' (California Master Gardener Handbook Table 13.2) |
| Potatoes, white | winter | Interior Valleys | Feb–Mar | California Master Gardener Handbook Table 13.2, Table 'Recommended planting dates' (California Master Gardener Handbook Table 13.2) |
| Potatoes, white | summer | Interior Valleys | Aug | California Master Gardener Handbook Table 13.2, Table 'Recommended planting dates' (California Master Gardener Handbook Table 13.2) |
| Potatoes, white | winter | North & North Coast | early-Feb | California Master Gardener Handbook Table 13.2, Table 'Recommended planting dates' (California Master Gardener Handbook Table 13.2) |
| Potatoes, white | winter | South Coast | Feb–May | California Master Gardener Handbook Table 13.2, Table 'Recommended planting dates' (California Master Gardener Handbook Table 13.2) |
| Potatoes, white | summer | South Coast | Jun–Aug | California Master Gardener Handbook Table 13.2, Table 'Recommended planting dates' (California Master Gardener Handbook Table 13.2) |
Planting dates for potatoes by California county
| County | Spring | Summer and fall |
|---|---|---|
| Alameda | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Alpine | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Amador | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Butte | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Calaveras | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Colusa | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Contra Costa | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Del Norte | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| El Dorado | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Fresno | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Glenn | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Humboldt | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Imperial | n/a | Dec 1 to Feb 28 |
| Inyo | n/a | Dec 1 to Feb 28 |
| Kern | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Kings | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Lake | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Lassen | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Los Angeles | Feb 1 to May 31; Jun 1 to Aug 31 | n/a |
| Madera | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Marin | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Mariposa | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Mendocino | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Merced | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Modoc | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Mono | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Monterey | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Napa | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Nevada | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Orange | Feb 1 to May 31; Jun 1 to Aug 31 | n/a |
| Placer | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Plumas | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Riverside | n/a | Dec 1 to Feb 28 |
| Sacramento | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| San Benito | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| San Bernardino | n/a | Dec 1 to Feb 28 |
| San Diego | Feb 1 to May 31; Jun 1 to Aug 31 | n/a |
| San Francisco | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| San Joaquin | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| San Luis Obispo | Feb 1 to May 31; Jun 1 to Aug 31 | n/a |
| San Mateo | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Santa Barbara | Feb 1 to May 31; Jun 1 to Aug 31 | n/a |
| Santa Clara | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Santa Cruz | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Shasta | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Sierra | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Siskiyou | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Solano | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Sonoma | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Stanislaus | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Sutter | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Tehama | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Trinity | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Tulare | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Tuolumne | Apr 1 to May 31; Feb 1 to Feb 28 | n/a |
| Ventura | Feb 1 to May 31; Jun 1 to Aug 31 | n/a |
| Yolo | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
| Yuba | Aug 1 to Aug 31; Feb 1 to Mar 31 | n/a |
California planting dates for other crops
- Tomatoes
- Peppers
- Sweet Potatoes
- Sweet Corn
- Green Beans
- Lima Beans
- Peas
- Cucumbers
- Squash
- Winter Squash
- Pumpkins
- Watermelon
- Cantaloupe
- Okra
- Eggplant
- Lettuce
- Spinach
- Kale
- Mustard Greens
- Turnips
- Swiss Chard
- Cabbage
- Broccoli
- Cauliflower
- Brussels Sprouts
- Kohlrabi
- Carrots
- Beets
- Radishes
- Onions
- Garlic
- Leeks
- Asparagus
- Rutabagas
- Parsley
More planting dates for California
Planting dates for each crop in California, from the UC Master Gardener Program calendar.
Planting potatoes in California: questions
When do you plant potatoes in California?
For potatoes in California, spring planting starts between Aug 1 (Butte County) and Jun 1 (Los Angeles County); fall planting runs Dec 1 to Feb 28, according to UC Master Gardener Program.
Can I plant potatoes in the fall in California?
Yes. Fall planting runs Dec 1 to Feb 28.
How do frost dates affect planting potatoes?
Yes. The California frost dates page gives the 10% and 50% dates for every county.
Where do these dates for potatoes come from?
California Master Gardener Handbook Table 13.2 Time of planting (UC Master Gardener Program statewide page; table 'Recommended planting dates', source: California Master Gardener Handbook, Table 13.2).
Do these dates change by county?
Dates follow the region the county is assigned to here, from the four regions in the UC table.

Photos: Long neat rows of green potato plants stretching across a farm field: Malcolm Neal, CC BY-SA 2.0, via Wikimedia Commons; Potato plants growing in a home garden: Geo Lightspeed7, CC BY-SA 4.0, via Wikimedia Commons; Potato plant growing in a garden bed: Kolforn (Kolforn), CC BY-SA 4.0, via Wikimedia Commons; Orange and blue spring wildflowers below the eastern face of the Sierra Nevada at Owens Peak Wilderness: Bob Wick, Bureau of Land Management, Public domain, via Wikimedia Commons; Yellow brittlebush in bloom with desert mountains behind in Mojave Trails National Monument: blmcalifornia, Public domain, via Wikimedia Commons; Warm-lit rock walls of Afton Canyon in the Mojave Desert: blmcalifornia, Public domain, via Wikimedia Commons; Pile of ripe tomatoes: Jubair Bin Iqbal, CC BY-SA 4.0, via Wikimedia Commons; Pepper plant in a kitchen garden loaded with green, yellow and red peppers: NPS, Public domain, via Wikimedia Commons; Tall corn plants with golden tassels against a summer sky in a field: inkknife_2000, CC BY-SA 2.0, via Wikimedia Commons; Clusters of long green bean pods hanging from a climbing bean vine: Nirajan_pant, CC BY-SA 3.0, via Wikimedia Commons; Cucumber plants growing in a greenhouse bed: HARTLEPOOLMARINA2014, CC BY-SA 4.0, via Wikimedia Commons; Zucchini plant with a yellow flower: net_efekt from Oxford, UK, CC BY 2.0, via Wikimedia Commons; Green and red leaf lettuce heads growing along drip lines in a garden bed: Forest and Kim Starr, CC BY 3.0 US, via Wikimedia Commons; Long rows of green onion plants growing in sandy farm soil: ליזי שאנן, CC BY 2.5, via Wikimedia Commons.







