One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Zone 11a you will be able to figure out when it's the best time to plant celery.

Planting Calendar for Celery

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

Since celery do ok in moderate cold you can plant them just a tiny bit earlier in the year than more sensitive plants.

The earliest that you can plant celery in Zone 11a 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 celery and expect a good harvest is probably November. You probably don't want to wait any later than that or else your celery may not have a chance to fully mature. Starting your celery indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Zone 11a it never frosts. In the coldest months of winter you can expect an average low temperature of 40°F.

Since the USDA zone info for Zone 11a is not always accurate the actual date of last frost changes from year to year. Since it never frosts in Zone 11a you do not have to be ready to protect your celery if you have a surprise late frost.

USDA Zone Info for Zone 11a

Here is the info for USDA Zone 11a.

Average Date of Last Frost (spring)	Never
Average Date of First Frost (fall)	Never
Lowest Expected Low	40°F
Highest Expected Low	45°F

This means that on a really cold year, the coldest it will get is 40°F. On most years you should be prepared to experience lows near 45°F.

Plants to Grow in Zone 11a

You may be interested in your other planting guides for Zone 11a.