One of the first steps you take when you are figuring out your gardening schedule is find your 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 figuring out when it's possible to plant sweet potato vine is to check out the USDA zone info for Mckinney.

Planting Calendar for Sweet Potato Vine

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

Since sweet potato vine do not do well in cold weather you need to wait until after the last frost has passed before you can plant them.

The earliest that you can plant sweet potato vine in Mckinney 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 fully mature. You can get started a couple of weeks earlier by starting your sweet potato vine indoors.

Last Frost Date

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

Since the USDA zone info for Mckinney is not always accurate the actual date of last frost is different every year. Since half of the time in Mckinney it frosts late in the year after March 15 be ready to protect your sweet potato vine if you have a late frost.

USDA Zone Info for Mckinney

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 Mckinney

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