When can I plant Bok Choi in Zone 12b

One of the best tools that we have as gardeners to help us estimate our gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

The first opportunity to plant bok choi in Zone 12b should be determined by reviewing the USDA zone info.


Planting Calendar for Bok Choi

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

Bok Choi tend to make it in mild cold which tells us that you can plant them a bit earlier in the year than more sensitive plants.

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

The earliest that you can plant bok choi 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 bok choi and expect a good harvest is probably November. If you wait any later than that and your bok choi may not have a chance to really do well. Starting your bok choi indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Just be sure to remember that our actual date of last frost is just an average because it is based on the USDA zone info for Zone 12b and it changes from year to year. Since it never frosts in Zone 12b you do not have to be ready to cover your bok choi if we have 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.