One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By using the USDA zone info for Santa Ana you should be able to figure out when it's a good idea to plant endive.

Planting Calendar for Endive

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

Endive do ok in some cold which tells us that you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant endive in Santa Ana 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 endive and expect a good harvest is probably October. You probably don't want to wait any later than that or else your endive may not have a chance to really do well. You can get started a little bit earlier by starting your endive indoors.

Last Frost Date

The average date of last frost is January 31 in Santa Ana. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for Santa Ana is just an average the actual date of last frost is different every year. Since half of the time in Santa Ana it frosts late in the year after January 31 be ready to protect your endive in the event of a surprise late frost.

USDA Zone Info for Santa Ana

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 Santa Ana

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