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 USDA zone info for Phoenix should be looked at to figure out when you can plant chinese cabbage.

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 mild cold which means that you can plant them a little earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant chinese cabbage in Phoenix 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. Any later than that and 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

On average the last frost has passed is on February 15 in Phoenix. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Phoenix is not always accurate the actual date of last frost changes from year to year. Half of the time in Phoenix you get a frost after February 15 so always be ready to cover your chinese cabbage if you have a late frost.

USDA Zone Info for Phoenix

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Phoenix

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