The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of figuring out when you can plant chinese cabbage is to look at the USDA zone info for Walnut.

Planting Calendar for Chinese cabbage

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

Chinese cabbage do well in moderate cold which means that you can get them planted earlier than more sensitive plants.

The earliest that you can plant chinese cabbage in Walnut 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. You probably don't want to wait any later than that or else your chinese cabbage may not have a chance to fully mature. You can get started a few weeks earlier by starting your chinese cabbage indoors.

Last Frost Date

The average date of last frost is January 31 in Walnut. You should expect an average low temperature of 30°F in the coldest months of winter.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Walnut and it changes from year to year. Since half of the time in Walnut it frosts late in the year after January 31 be ready to cover your chinese cabbage in the event of one of those late frosts.

USDA Zone Info for Walnut

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Walnut

You may be interested in your other planting guides for Walnut.