When can I plant Spinach in Zone 12b

The USDA Zone info is a great tool for gardeners to help us determine our gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

You will be able to determine when you can plant spinach by looking at the USDA zone info for Zone 12b.


Planting Calendar for Spinach

Frost tolerance for spinach: Tolerant of some frost.
When you should plant them: Up to 5 weeks before last frost.

You can plant spinach just a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant spinach
Possibly ok, but a risky time to plant spinach
Probably not a good time to plant spinach

The earliest that you can plant spinach in Zone 12b is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant spinach and expect a good harvest is probably November. Any later than that and your spinach may not have a chance to really do well. Starting your spinach indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Zone 12b it never frosts. We can expect an average low temperature of 55°F in the coldest months of winter.

Keep in mind that USDA zone info for Zone 12b is just an average and our actual date of last frost is different every year. Since it never frosts in Zone 12b you do not have to be ready to protect your spinach in the event of a late frost.

USDA Zone Info for Zone 12b

Here is the info for USDA Zone 12b.

Average Date of Last Frost (spring)Never
Average Date of First Frost (fall)Never
Lowest Expected Low55°F
Highest Expected Low60°F

This means that on a really cold year, the coldest it will get is 55°F. On most years you should be prepared to experience lows near 60°F.

Plants to Grow in Zone 12b

You may be interested in our other planting guides for Zone 12b.