Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of estimating when it's possible to plant turnips is to use the USDA zone info for Stockton.

Planting Calendar for Turnips

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

Since turnips require warm weather you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant turnips in Stockton is March. However, you really should wait until April 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. You probably don't want to wait any later than that or else your turnips may not have a chance to grow to maturity. Starting your turnips indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost has passed is on February 15 in Stockton. You should expect an average low temperature of 25°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Stockton is an average and the actual date of last frost changes from year to year. Since half of the time in Stockton you get surprised by a frost after February 15 be ready to protect your turnips in the event of a surprise late frost.

USDA Zone Info for Stockton

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Stockton

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