One of the first steps you take when you are making a decision about 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.

One way of estimating when it's the best time to plant turnips is to refer to the USDA zone info for Killeen.

Planting Calendar for Turnips

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

It's probably a bad idea to plant turnips until after the last frost has passed because they require warm weather.

The earliest that you can plant turnips in Killeen is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant turnips and expect a good harvest is probably August. If you wait any later than that and your turnips may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your turnips indoors.

Last Frost Date

The average date of last frost is March 15 in Killeen. You should expect an average low temperature of 15°F in the coldest months of winter.

Always keep in mind that USDA zone info for Killeen is just an average and the actual date of last frost changes from year to year. Half of the time in Killeen you get surprised by a frost after March 15 so make sure that you are ready to cover your turnips if you have one of those late frosts.

USDA Zone Info for Killeen

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Killeen

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