One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant chinese cabbage in Upland can be figured out by looking at 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.

Since chinese cabbage do well in moderate cold 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 Upland 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 fully mature. Starting your chinese cabbage indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on January 31 in Upland. It might get as low as 30°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Upland and it can change quite a bit from year to year. Half of the time in Upland there is a last frost after January 31 so be sure to be ready to cover your chinese cabbage in the event of a late frost.

USDA Zone Info for Upland

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 Upland

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