One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

A common way of estimating when it's a good idea to plant sweet potato vine is to refer to the USDA zone info for Charlotte.

Planting Calendar for Sweet Potato Vine

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

You should not plant sweet potato vine until after the last frost because they require warm weather.

The earliest that you can plant sweet potato vine in Charlotte 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 grow to maturity. You can get started a few weeks earlier by starting your sweet potato vine indoors.

Last Frost Date

On average the last frost is on March 15 in Charlotte. In the coldest months of winter you can expect an average low temperature of 10°F.

Always keep in mind that USDA zone info for Charlotte is just an average and the actual date of last frost is different every year. Half of the time in Charlotte it frosts late in the year after March 15 so always be ready to cover your sweet potato vine in the event of a late frost.

USDA Zone Info for Charlotte

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Charlotte

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