One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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.

In San Luis you can estimate when it's possible to plant chicory by using the USDA zone info.

Planting Calendar for Chicory

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

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

The earliest that you can plant chicory in San Luis 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 chicory and expect a good harvest is probably October. You probably don't want to wait any later than that or else your chicory may not have a chance to grow to maturity. If you are starting your chicory indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost is on January 31 in San Luis. In the coldest months of winter you can expect an average low temperature of 30°F.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for San Luis and it can change quite a bit from year to year. Half of the time in San Luis there is a last frost after January 31 so just be sure to be ready to protect your chicory in the event of one of those late frosts.

USDA Zone Info for San Luis

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 Luis

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