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.

You will be able to figure out when it's a good idea to plant turnips by looking at the USDA zone info for Calexico.

Planting Calendar for Turnips

Frost tolerance for turnips:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since turnips do not do well in cold weather it's important to wait until after the last frost before you can plant them.

The earliest that you can plant turnips in Calexico 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 turnips and expect a good harvest is probably September. If you wait any later than that and your turnips may not have a chance to grow to maturity. You can get started a little bit earlier by starting your turnips indoors.

Last Frost Date

On average the last frost is on January 31 in Calexico. It might get as low as 30°F during the coldest months of winter.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Calexico and it is different every year. Half of the time in Calexico last frost occurs after January 31 so make sure that you are ready to protect your turnips if you have a surprise late frost.

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.