Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant sweet potato vine in Florence can be estimated by using 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.

You can not plant sweet potato vine until after the last frost because they do not do well in cold weather.

The earliest that you can plant sweet potato vine in Florence 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. If you wait any later than that and your sweet potato vine may not have a chance to grow to maturity. Starting your sweet potato vine 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 March 15 in Florence. It might get as low as 10°F during the coldest months of winter.

Since the USDA zone info for Florence may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Florence it frosts late in the year after March 15 so make sure that you are ready to cover your sweet potato vine if you have one of those late frosts.

USDA Zone Info for Florence

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 Florence

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