The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Harker Heights you can determine when it's possible to plant turnips by referring to the USDA zone info.

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 not a good idea to plant turnips until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant turnips in Harker Heights 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. Any later than that and your turnips may not have a chance to grow to maturity. If you are starting your turnips indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Harker Heights. It might get as low as 15°F during the coldest months of winter.

Always keep in mind that USDA zone info for Harker Heights is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Harker Heights last frost occurs after March 15 so make sure that you are prepared to cover your turnips in the event of a surprise late frost.

USDA Zone Info for Harker Heights

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 Harker Heights

You may be interested in your other planting guides for Harker Heights.