Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The best time to plant chinese cabbage in San Diego should be determined by checking out the USDA zone info.

Planting Calendar for Chinese cabbage

Frost tolerance for chinese cabbage:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant chinese cabbage a little bit earlier in the year because they do well in moderate cold.

The earliest that you can plant chinese cabbage in San Diego 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 chinese cabbage and expect a good harvest is probably October. If you wait any later than that and your chinese cabbage may not have a chance to really do well. If you are starting your chinese cabbage indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost is on February 15 in San Diego. It might get as low as 20°F during the coldest months of winter.

Just be sure to remember that USDA zone info for San Diego is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in San Diego you get a frost after February 15 so make sure that you are prepared to cover your chinese cabbage in the event of one of those late frosts.

USDA Zone Info for San Diego

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in San Diego

You may be interested in your other planting guides for San Diego.