Ludlow, CA frost dates
Last spring frostMar 1median date
First fall frostNov 29median date
Growing season273 daysfrost-free
Hardiness zone9aZone 9a
How Ludlow compares
- In 8 years out of 10, the last spring frost in Ludlow falls between January 24 and March 29, a 64-day window. The first fall frost falls between November 11 and December 14.
- The median last frost is 30 days earlier than the California median of Mar 31.
- Its 273-day growing season is longer than 73% of the 636 California places with a regular frost season (state median 235 days).
- The last frost is typical for zone 9a, where the median is Mar 3.
- The weather station records an average of 28 nights a year at or below 32°F.
- Compared with Apple Valley, CA, 99 km away, the last frost here is 17 days earlier than there and the growing season is 35 days longer.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | January 24 |
| 50% (median) | March 1 |
| 10% (safe for tender plants) | March 29 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 11 |
| 50% (median) | November 29 |
| 90% (late) | December 14 |
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 Ludlow, CA
Ludlow, CA frost dates — last frost Mar 1, first frost Nov 29, zone 9a. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Dec 7 to Dec 21Transplant outside: Feb 1 to Feb 15
Start indoors: Dec 21 to Jan 4Start indoors: Dec 21 to Jan 4Transplant outside: Mar 15 to Mar 29
Start indoors: Dec 21 to Jan 4Start indoors: Dec 21 to Jan 4Transplant outside: Mar 15 to Mar 29
Start indoors: Jan 4 to Jan 18Transplant outside: Mar 8 to Mar 22
Start indoors: Jan 4 to Jan 18Transplant outside: Feb 8 to Feb 22Sow outdoors: Feb 1 to Mar 8Plant for fall: Oct 4 to Nov 1
Start indoors: Jan 4 to Jan 18Transplant outside: Feb 1 to Feb 15Sow outdoors: Feb 1 to Feb 15Plant for fall: Sep 20 to Oct 11
Start indoors: Jan 4 to Jan 18Transplant outside: Feb 15 to Mar 1Plant for fall: Aug 23 to Sep 13
Start indoors: Jan 4 to Jan 18Transplant outside: Feb 8 to Feb 22Plant for fall: Aug 23 to Sep 13
Start indoors: Jan 4 to Jan 18Transplant outside: Feb 15 to Mar 1Plant for fall: Aug 23 to Sep 13
Start indoors: Jan 18 to Feb 1Transplant outside: Mar 22 to Apr 5Sow outdoors: Mar 22 to Apr 5
Start indoors: Jan 18 to Feb 1Transplant outside: Mar 8 to Mar 22
Sow outdoors: Jan 18 to Feb 8Plant for fall: Sep 6 to Sep 27
Sow outdoors: Jan 18 to Feb 8Plant for fall: Oct 4 to Oct 25
Sow outdoors: Jan 25 to Mar 8Plant for fall: Oct 18 to Nov 8
Start indoors: Feb 1 to Feb 8Transplant outside: Mar 15 to Mar 22Sow outdoors: Mar 8 to Mar 22Plant for fall: Sep 13 to Sep 27
Start indoors: Feb 1 to Feb 8Sow outdoors: Mar 8 to Mar 22Plant for fall: Sep 20 to Oct 4
Start indoors: Feb 1 to Feb 8Sow outdoors: Mar 8 to Mar 22
Start indoors: Feb 1 to Feb 8Transplant outside: Mar 15 to Mar 29
Sow outdoors: Feb 8 to Mar 8Plant for fall: Sep 6 to Sep 20
Sow outdoors: Feb 8 to Mar 8Plant for fall: Sep 20 to Oct 4
Sow outdoors: Feb 8 to Mar 1
Sow outdoors: Feb 15 to Mar 15Plant for fall: Sep 20 to Oct 4
Sow outdoors: Feb 15 to Mar 8Plant for fall: Oct 4 to Oct 25
Sow outdoors: Mar 8 to Mar 29Plant for fall: Sep 13 to Sep 27
Sow outdoors: Mar 8 to Mar 22
Transplant outside: Mar 15 to Apr 5
Plant for fall: Nov 15 to Dec 20
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Ludlow, CA
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Dec 7 – Dec 21 | Feb 1 – Feb 15 | — | — |
| Peppers | Dec 21 – Jan 4 | Mar 15 – Mar 29 | — | — |
| Eggplant | Dec 21 – Jan 4 | Mar 15 – Mar 29 | — | — |
| Tomatoes | Jan 4 – Jan 18 | Mar 8 – Mar 22 | — | — |
| Lettuce | Jan 4 – Jan 18 | Feb 8 – Feb 22 | Feb 1 – Mar 8 | Oct 4 – Nov 1 |
| Kale | Jan 4 – Jan 18 | Feb 1 – Feb 15 | Feb 1 – Feb 15 | Sep 20 – Oct 11 |
| Broccoli | Jan 4 – Jan 18 | Feb 15 – Mar 1 | — | Aug 23 – Sep 13 |
| Cabbage | Jan 4 – Jan 18 | Feb 8 – Feb 22 | — | Aug 23 – Sep 13 |
| Cauliflower | Jan 4 – Jan 18 | Feb 15 – Mar 1 | — | Aug 23 – Sep 13 |
| Okra | Jan 18 – Feb 1 | Mar 22 – Apr 5 | Mar 22 – Apr 5 | — |
| Basil | Jan 18 – Feb 1 | Mar 8 – Mar 22 | — | — |
| Peas | — | — | Jan 18 – Feb 8 | Sep 6 – Sep 27 |
| Spinach | — | — | Jan 18 – Feb 8 | Oct 4 – Oct 25 |
| Radishes | — | — | Jan 25 – Mar 8 | Oct 18 – Nov 8 |
| Cucumbers | Feb 1 – Feb 8 | Mar 15 – Mar 22 | Mar 8 – Mar 22 | Sep 13 – Sep 27 |
| Zucchini & Summer Squash | Feb 1 – Feb 8 | — | Mar 8 – Mar 22 | Sep 20 – Oct 4 |
| Winter Squash & Pumpkins | Feb 1 – Feb 8 | — | Mar 8 – Mar 22 | — |
| Melons & Watermelon | Feb 1 – Feb 8 | Mar 15 – Mar 29 | — | — |
| Carrots | — | — | Feb 8 – Mar 8 | Sep 6 – Sep 20 |
| Beets | — | — | Feb 8 – Mar 8 | Sep 20 – Oct 4 |
| Potatoes | — | — | Feb 8 – Mar 1 | — |
| Swiss Chard | — | — | Feb 15 – Mar 15 | Sep 20 – Oct 4 |
| Cilantro | — | — | Feb 15 – Mar 8 | Oct 4 – Oct 25 |
| Green Beans | — | — | Mar 8 – Mar 29 | Sep 13 – Sep 27 |
| Sweet Corn | — | — | Mar 8 – Mar 22 | — |
| Sweet Potatoes | — | Mar 15 – Apr 5 | — | — |
| Garlic | — | — | — | Nov 15 – Dec 20 |
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 Johnson Valley, CA weather station, 53 km away (elevation 3,166 ft (965 m)). That is far enough away that your dates may differ, especially if your elevation is different.
Frost dates near Ludlow
- Amboy Mar 6 · Dec 8
- Essex Mar 6 · Dec 8
- Newberry Springs Feb 19 · Nov 26
- Landers Mar 1 · Nov 29
- Twentynine Palms Jan 24 · Dec 10
- Yermo Feb 19 · Nov 26
- Joshua Tree Feb 28 · Dec 1
- Yucca Valley Mar 14 · Nov 28
- Pioneertown Feb 16 · Dec 10
- Daggett Feb 19 · Nov 26
Frequently asked questions
When is the last frost in Ludlow, CA?
The median last spring frost in Ludlow, CA is March 1. There is still about a 10% chance of frost after March 29, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Ludlow, CA?
The median first fall frost is November 29, with about a 10% chance of frost before November 11.
How long is the growing season in Ludlow, CA?
About 273 days between the median last spring frost and first fall frost.
What planting zone is Ludlow, CA?
Ludlow, CA is in USDA hardiness zone 9a.