Yuba City, California planting calendar and frost dates
Yuba City is in USDA hardiness zone 9b. The last spring frost typically comes around February 11 and the first fall frost around November 30, giving about 289 frost-free days a year.
- Hardiness zone
- Zone 9b
- Typical last frost
- February 11
- Typical first frost
- November 30
- Frost-free season
- 289 days
Frost dates in Yuba City
Last spring frost
- January 6Risky: frost later than this in 9 years out of 10
- February 11Typical: a later frost in half of years
- March 12Safe: a later frost only 1 year in 10
First fall frost
- November 12Risky: frost earlier than this 1 year in 10
- November 30Typical: an earlier frost in half of years
- December 21Late: frost before this in 9 years out of 10
The growing season between the typical last and first frosts is about 289 days. Frost here means a low of 32°F at the weather station. A hard freeze (28°F), which damages most hardy crops too, typically ends around January 12 and returns around December 13.
NOAA U.S. Climate Normals 1991-2020 for Marysville Yuba Co Airport, 6.2 miles ENE of the city center. Low-lying and rural spots often frost later in spring and earlier in fall than airports and city centers.
What to plant each month in Yuba City
January
Start indoors: cilantro, ginger, marigolds, nasturtiums, ranunculus, spinach, swiss chard
Plant or sow outdoors: asparagus, beets, black-eyed susans, blackberries, blueberries, broccoli, cabbages, carrots, cauliflower, chives, cilantro, collard greens, dahlias, dill, figs, garlic, gladioli, grapes, grass seed, green onions, hollyhocks, kale, kentucky bluegrass, leeks, lettuce, onions, parsley, peas, poppies, radishes, ranunculus, raspberries, rhubarb, roses, snapdragons, spinach, strawberries, sweet peas, swiss chard, tall fescue, turnips, wildflowers
February
Start indoors: celery, eggplants, peppers, tomatoes
Plant or sow outdoors: asparagus, beets, carrots, cauliflower, chives, cilantro, dahlias, dill, figs, garden mums, gladioli, grapes, green onions, lavenders, leeks, lettuce, lilies, marigolds, mints, nasturtiums, oregano, parsley, petunias, potatoes, ranunculus, rosemary, roses, sage, snapdragons, spinach, sunflowers, sweet corn, swiss chard, thyme
March
Start indoors: basil, cantaloupes, cosmos, cucumbers, eggplants, okra, peppers, pumpkins, tomatoes, watermelons, winter squash, zucchini
Plant or sow outdoors: garden mums, ginger, green onions, st. augustinegrass, sunflowers
April
Start indoors: cosmos, cucumbers, okra, pumpkins, winter squash, zucchini
Plant or sow outdoors: basil, cantaloupes, cucumbers, eggplants, ginger, green beans, peppers, pumpkins, st. augustinegrass, tomatoes, watermelons, winter squash, zucchini
May
Start indoors: zinnias
Plant or sow outdoors: bermudagrass, cantaloupes, celery, centipedegrass, cosmos, cucumbers, eggplants, green beans, okra, peanuts, peppers, pumpkins, sweet potatoes, tomatoes, watermelons, winter squash, zinnias, zoysiagrass, zucchini
June
Plant or sow outdoors: bermudagrass, centipedegrass, zinnias, zoysiagrass
August
Plant for fall: brussels sprouts, collard greens, cucumbers, lettuce, peppers, potatoes, sweet corn, swiss chard, tomatoes
September
Plant for fall: bearded irises, beets, broccoli, cabbages, carrots, cauliflower, collard greens, cucumbers, daylilies, green beans, kale, lettuce, peas, peppers, radishes, snapdragons, spinach, sweet corn, swiss chard, turnips, zucchini
October
Start indoors: onions
Plant for fall: azaleas, bearded irises, beets, broccoli, cabbages, cauliflower, clematis, coneflowers, crocuses, daffodils, daylilies, grass seed, hostas, hydrangeas, kale, kentucky bluegrass, lettuce, lilies, ornamental alliums, peonies, perennial ryegrass, radishes, roses, saffron, snapdragons, spinach, tall fescue, tulips, turnips
November
Start indoors: broccoli, cauliflower, collard greens, kale, leeks, onions, petunias, ranunculus
Plant for fall: crocuses, daffodils, daylilies, garlic, grass seed, hostas, hyacinths, kale, kentucky bluegrass, lilies, ornamental alliums, peonies, perennial ryegrass, radishes, saffron, tall fescue, tulips
December
Start indoors: black-eyed susans, broccoli, cabbages, cauliflower, chives, cilantro, collard greens, kale, leeks, lettuce, marigolds, nasturtiums, onions, oregano, parsley, petunias, ranunculus, rosemary, sage, snapdragons, spinach, swiss chard
Plant or sow outdoors: asparagus, black-eyed susans, blueberries, garlic, grapes, grass seed, green onions, hollyhocks, kentucky bluegrass, onions, peas, poppies, raspberries, rhubarb, strawberries, sweet peas, tall fescue, turnips, wildflowers
Plant for fall: crocuses, garlic, hyacinths, ornamental alliums, tulips
Frost dates and zones by ZIP code in Yuba City
All 2 of Yuba City's main ZIP codes take their frost dates from Marysville Yuba Co Airport, so the dates on this page apply across the city. Every one of them is in zone 9b.
| ZIP code | Zone | Weather station | Typical last frost | Typical first frost |
|---|---|---|---|---|
| 95991 | 9b | Marysville Yuba Co Airport, 6.4 mi NNE | Feb 11 | Nov 30 |
| 95993 | 9b | Marysville Yuba Co Airport, 6.2 mi ENE | Feb 11 | Nov 30 |
Marysville Yuba Co Airport also supplies the frost dates for Lincoln, so their planting calendars match Yuba City's.
Planting dates for popular crops in Yuba City
| Plant | Start indoors | Plant or sow outdoors | Fall planting |
|---|---|---|---|
| Tomatoes | Feb 22 to Mar 8 | Apr 19 to May 3 | Aug 17 to 24 |
| Strawberries | — | Dec 31 to Jan 14 | — |
| Lettuce | Dec 17 to 31 | Feb 4 to 18 | Aug 31 to Oct 5 |
| Cilantro | Dec 31 to Jan 14 | Feb 11 to 18 | — |
| Basil | Mar 1 to 15 | Apr 19 to 26 | — |
| Potatoes | — | Feb 11 to 18 | Aug 10 to 17 |
| Garlic | — | Dec 31 to Jan 14 | Nov 30 to Dec 14 |
| Onions | Oct 22 to Dec 3 | Jan 14 to 28 | — |
| Cucumbers | Mar 22 to Apr 5 | Apr 19 to May 3 | Aug 31 to Sep 14 |
| Pumpkins | Mar 22 to Apr 5 | Apr 19 to May 3 | — |
| Peppers | Feb 1 to Mar 1 | Apr 19 to May 3 | Aug 10 to Sep 7 |
| Carrots | — | Jan 21 to Feb 11 | Sep 7 to 28 |
| Sweet Potatoes | — | May 7 to 14 | — |
| Watermelons | Mar 15 to 29 | Apr 19 to May 3 | — |
| Sweet Corn | — | Feb 11 to 25 | Aug 24 to Sep 7 |
| Green Beans | — | Apr 19 to May 3 | Sep 7 to 14 |
| Zucchini | Mar 22 to Apr 5 | Apr 19 to May 3 | Sep 7 to 21 |
| Broccoli | Nov 26 to Dec 17 | Jan 14 to 28 | Sep 14 to Oct 12 |
| Peas | — | Dec 31 to Jan 14 | Sep 7 to 21 |
| Spinach | Dec 31 to Jan 7 | Feb 4 to 18 | Sep 21 to Oct 26 |
| Sunflowers | — | Feb 11 to Mar 4 | — |
| Zinnias | May 1 to 8 | May 29 to Jun 12 | — |
| Tulips | — | — | Oct 19 to Dec 14 |
| Daffodils | — | — | Oct 19 to Nov 30 |
| Grass Seed | — | Dec 31 to Jan 14 | Oct 19 to Nov 2 |
Nearby cities
- Lincoln, CA zone 9a, last frost Feb 11
- Roseville, CA zone 9b, last frost Jan 12
- Rocklin, CA zone 9b, last frost Jan 12
- Woodland, CA zone 9b, last frost Feb 7
- Citrus Heights, CA zone 9b, last frost Jan 12
- Sacramento, CA zone 9b, last frost Jan 12
Planting in CaliforniaAbout zone 9bPrintable calendar for Yuba City
Questions
When is the last frost in Yuba City?
Around February 11 in a typical year, based on NOAA's 1991-2020 records for Marysville Yuba Co Airport. There is still a 1 in 10 chance of frost after March 12.
What planting zone is Yuba City in?
USDA hardiness zone 9b (2023 map). The zone tells you which perennials survive the winter; planting dates depend on frost dates instead.
When should I plant tomatoes in Yuba City?
Start seeds indoors February 22 to March 8 and set plants out April 19 to May 3.
When is the first frost in Yuba City?
Around November 30 in a typical year, and before November 12 about 1 year in 10.