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

In Littlefield you can determine when it's a good idea to plant sweet potato vine by looking at the USDA zone info.

Planting Calendar for Sweet Potato Vine

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

It's not a good idea to plant sweet potato vine until after the last frost because they require warm weather.

The earliest that you can plant sweet potato vine in Littlefield 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 sweet potato vine and expect a good harvest is probably August. You probably don't want to wait any later than that or else your sweet potato vine may not have a chance to fully mature. Starting your sweet potato vine indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Littlefield. In the coldest months of winter you can expect an average low temperature of 0°F.

Since the USDA zone info for Littlefield is just an average the actual date of last frost is different every year. Since half of the time in Littlefield it frosts late in the year after April 15 be ready to protect your sweet potato vine in the event of a late frost.

USDA Zone Info for Littlefield

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Littlefield

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