The USDA Zone info is a great tool for gardeners to help us estimate 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 determining when it's a good idea to plant chinese celery is to look at the USDA zone info for San Juan Capistrano.

Planting Calendar for Chinese celery

Frost tolerance for chinese celery:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Chinese celery tend to make it in mild cold which tells us that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant chinese celery in San Juan Capistrano is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant chinese celery and expect a good harvest is probably September. Any later than that and your chinese celery may not have a chance to really do well. You can get started a little bit earlier by starting your chinese celery indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in San Juan Capistrano. In the coldest months of winter you should expect an average low temperature of 30°F.

Keep in mind that USDA zone info for San Juan Capistrano is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in San Juan Capistrano you get surprised by a frost after January 31 so just be sure to be ready to protect your chinese celery if you have a surprise late frost.

USDA Zone Info for San Juan Capistrano

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 San Juan Capistrano

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