One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to determine when it's a good idea to plant sweet potato vine by using the USDA zone info for Covington.

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 should not plant sweet potato vine until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant sweet potato vine in Covington is March. However, you really should wait until April 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 September. 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 couple of weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Covington. In the coldest months of winter you can expect an average low temperature of 20°F.

Keep in mind that USDA zone info for Covington may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Covington you get surprised by a frost after February 15 be ready to protect your sweet potato vine in the event of one of those late frosts.

USDA Zone Info for Covington

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Covington

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