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.

A way of figuring out when to plant bok choi is to consult the USDA zone info for Santa Paula.

Planting Calendar for Bok Choi

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

Bok Choi do well in moderate cold which means that you can start planting them earlier than more sensitive plants.

The earliest that you can plant bok choi in Santa Paula 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 October. You probably don't want to wait any later than that or else your bok choi may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your bok choi indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Santa Paula. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Santa Paula is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Santa Paula there is a last frost after February 15 be ready to cover your bok choi in the event of a late frost.

USDA Zone Info for Santa Paula

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 Santa Paula

You may be interested in your other planting guides for Santa Paula.