One of the first steps you take when you are estimating 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.

It's a good idea to estimate when to plant turnips by checking out the USDA zone info for Imperial Beach.

Planting Calendar for Turnips

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

Turnips require warm weather which tells us that it is necessary to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant turnips in Imperial Beach 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 fully mature. Starting your turnips indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on January 31 in Imperial Beach. It might get as low as 35°F during the coldest months of winter.

Since the USDA zone info for Imperial Beach is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Imperial Beach last frost occurs after January 31 so be sure to be ready to protect your turnips if you have a late frost.

USDA Zone Info for Imperial Beach

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Imperial Beach

You may be interested in your other planting guides for Imperial Beach.