One of the first steps you take when you are figuring out your gardening schedule is find your 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.

You will be able to estimate when it's possible to plant chives by checking out the USDA zone info for Calexico.

Planting Calendar for Chives

Frost tolerance for chives:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Chives do ok in cold weather which tells us that you can plant them much earlier in the year than more sensitive plants.

The earliest that you can plant chives in Calexico 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 chives and expect a good harvest is probably October. You probably don't want to wait any later than that or else your chives may not have a chance to fully mature. If you are starting your chives indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on January 31 in Calexico. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for Calexico may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Calexico you get surprised by a frost after January 31 so just be sure to be ready to protect your chives if you have one of those late frosts.

USDA Zone Info for Calexico

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 Calexico

You may be interested in your other planting guides for Calexico.