One of the first steps you take when you are estimating 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.

In Mexico you can estimate when it's the best time to plant sweet potato vine by checking out 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.

Since sweet potato vine are not cold tolerant you really should wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant sweet potato vine in Mexico 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. Any later than that and your sweet potato vine may not have a chance to fully mature. You can get started a little bit earlier by starting your sweet potato vine indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Mexico. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Mexico is an average the actual date of last frost is different every year. Since half of the time in Mexico there is a last frost after April 15 be ready to cover your sweet potato vine if you have one of those late frosts.

USDA Zone Info for Mexico

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°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 -5°F.

Plants to Grow in Mexico

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