Samoa, CA frost dates
Last spring frostFeb 22median date
First fall frostDec 7median date
Growing season288 daysfrost-free
Hardiness zone9bZone 9b
How Samoa compares
- In 8 years out of 10, the last spring frost in Samoa falls between December 31 and March 23, a 82-day window. The first fall frost falls between November 15 and January 11.
- The median last frost is 37 days earlier than the California median of Mar 31.
- Its 288-day growing season is longer than 88% of the 636 California places with a regular frost season (state median 235 days).
- The last frost is typical for zone 9b, where the median is Feb 20.
- The weather station records an average of 8 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | December 31 |
| 50% (median) | February 22 |
| 10% (safe for tender plants) | March 23 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 15 |
| 50% (median) | December 7 |
| 90% (late) | January 11 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Samoa, CA
Samoa, CA frost dates — last frost Feb 22, first frost Dec 7, zone 9b. whenisthelastfrost.com
Crop
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Start indoors: Nov 30 to Dec 14Transplant outside: Jan 25 to Feb 8
Start indoors: Dec 14 to Dec 28Transplant outside: Mar 8 to Mar 22
Start indoors: Dec 14 to Dec 28Transplant outside: Mar 8 to Mar 22
Start indoors: Dec 28 to Jan 11Start indoors: Dec 28 to Jan 11Transplant outside: Mar 1 to Mar 15
Start indoors: Dec 28 to Jan 11Start indoors: Dec 28 to Jan 11Transplant outside: Feb 1 to Feb 15Sow outdoors: Jan 25 to Mar 1Plant for fall: Oct 12 to Nov 9
Start indoors: Dec 28 to Jan 11Start indoors: Dec 28 to Jan 11Transplant outside: Jan 25 to Feb 8Sow outdoors: Jan 25 to Feb 8Plant for fall: Sep 28 to Oct 19
Start indoors: Dec 28 to Jan 11Start indoors: Dec 28 to Jan 11Transplant outside: Feb 8 to Feb 22Plant for fall: Aug 31 to Sep 21
Start indoors: Dec 28 to Jan 11Start indoors: Dec 28 to Jan 11Transplant outside: Feb 1 to Feb 15Plant for fall: Aug 31 to Sep 21
Start indoors: Dec 28 to Jan 11Start indoors: Dec 28 to Jan 11Transplant outside: Feb 8 to Feb 22Plant for fall: Aug 31 to Sep 21
Start indoors: Jan 11 to Jan 25Transplant outside: Mar 15 to Mar 29Sow outdoors: Mar 15 to Mar 29
Start indoors: Jan 11 to Jan 25Transplant outside: Mar 1 to Mar 15
Sow outdoors: Jan 11 to Feb 1Plant for fall: Sep 14 to Oct 5
Sow outdoors: Jan 11 to Feb 1Plant for fall: Oct 12 to Nov 2
Sow outdoors: Jan 18 to Mar 1Plant for fall: Oct 26 to Nov 16
Start indoors: Jan 25 to Feb 1Transplant outside: Mar 8 to Mar 15Sow outdoors: Mar 1 to Mar 15Plant for fall: Sep 21 to Oct 5
Start indoors: Jan 25 to Feb 1Sow outdoors: Mar 1 to Mar 15Plant for fall: Sep 28 to Oct 12
Start indoors: Jan 25 to Feb 1Sow outdoors: Mar 1 to Mar 15
Start indoors: Jan 25 to Feb 1Transplant outside: Mar 8 to Mar 22
Sow outdoors: Feb 1 to Mar 1Plant for fall: Sep 14 to Sep 28
Sow outdoors: Feb 1 to Mar 1Plant for fall: Sep 28 to Oct 12
Sow outdoors: Feb 1 to Feb 22
Sow outdoors: Feb 8 to Mar 8Plant for fall: Sep 28 to Oct 12
Sow outdoors: Feb 8 to Mar 1Plant for fall: Oct 12 to Nov 2
Sow outdoors: Mar 1 to Mar 22Plant for fall: Sep 21 to Oct 5
Sow outdoors: Mar 1 to Mar 15
Transplant outside: Mar 8 to Mar 29
Plant for fall: Nov 23 to Dec 28
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Samoa, CA
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Nov 30 – Dec 14 | Jan 25 – Feb 8 | — | — |
| Peppers | Dec 14 – Dec 28 | Mar 8 – Mar 22 | — | — |
| Eggplant | Dec 14 – Dec 28 | Mar 8 – Mar 22 | — | — |
| Tomatoes | Dec 28 – Jan 11 | Mar 1 – Mar 15 | — | — |
| Lettuce | Dec 28 – Jan 11 | Feb 1 – Feb 15 | Jan 25 – Mar 1 | Oct 12 – Nov 9 |
| Kale | Dec 28 – Jan 11 | Jan 25 – Feb 8 | Jan 25 – Feb 8 | Sep 28 – Oct 19 |
| Broccoli | Dec 28 – Jan 11 | Feb 8 – Feb 22 | — | Aug 31 – Sep 21 |
| Cabbage | Dec 28 – Jan 11 | Feb 1 – Feb 15 | — | Aug 31 – Sep 21 |
| Cauliflower | Dec 28 – Jan 11 | Feb 8 – Feb 22 | — | Aug 31 – Sep 21 |
| Okra | Jan 11 – Jan 25 | Mar 15 – Mar 29 | Mar 15 – Mar 29 | — |
| Basil | Jan 11 – Jan 25 | Mar 1 – Mar 15 | — | — |
| Peas | — | — | Jan 11 – Feb 1 | Sep 14 – Oct 5 |
| Spinach | — | — | Jan 11 – Feb 1 | Oct 12 – Nov 2 |
| Radishes | — | — | Jan 18 – Mar 1 | Oct 26 – Nov 16 |
| Cucumbers | Jan 25 – Feb 1 | Mar 8 – Mar 15 | Mar 1 – Mar 15 | Sep 21 – Oct 5 |
| Zucchini & Summer Squash | Jan 25 – Feb 1 | — | Mar 1 – Mar 15 | Sep 28 – Oct 12 |
| Winter Squash & Pumpkins | Jan 25 – Feb 1 | — | Mar 1 – Mar 15 | — |
| Melons & Watermelon | Jan 25 – Feb 1 | Mar 8 – Mar 22 | — | — |
| Carrots | — | — | Feb 1 – Mar 1 | Sep 14 – Sep 28 |
| Beets | — | — | Feb 1 – Mar 1 | Sep 28 – Oct 12 |
| Potatoes | — | — | Feb 1 – Feb 22 | — |
| Swiss Chard | — | — | Feb 8 – Mar 8 | Sep 28 – Oct 12 |
| Cilantro | — | — | Feb 8 – Mar 1 | Oct 12 – Nov 2 |
| Green Beans | — | — | Mar 1 – Mar 22 | Sep 21 – Oct 5 |
| Sweet Corn | — | — | Mar 1 – Mar 15 | — |
| Sweet Potatoes | — | Mar 8 – Mar 29 | — | — |
| Garlic | — | — | — | Nov 23 – Dec 28 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Eureka Wfo Woodley Island, CA weather station, 3 km away (elevation 20 ft (6 m)).
Frost dates near Samoa
- Cutten Feb 22 · Dec 7
- Eureka Feb 22 · Dec 7
- Fields Landing Feb 22 · Dec 7
- Bayside Feb 22 · Dec 7
- Arcata Feb 22 · Dec 7
- Loleta Feb 22 · Dec 7
- Mckinleyville Mar 8 · Nov 30
- Fortuna Feb 1 · Dec 19
- Trinidad Mar 8 · Nov 30
- Korbel Feb 22 · Dec 7
Frequently asked questions
When is the last frost in Samoa, CA?
The median last spring frost in Samoa, CA is February 22. There is still about a 10% chance of frost after March 23, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Samoa, CA?
The median first fall frost is December 7, with about a 10% chance of frost before November 15.
How long is the growing season in Samoa, CA?
About 288 days between the median last spring frost and first fall frost.
What planting zone is Samoa, CA?
Samoa, CA is in USDA hardiness zone 9b.