Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant sweet potato vine in Vista can be determined 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 when the weather gets warmer.

You should not plant sweet potato vine until after the last frost because they are not cold tolerant.

The earliest that you can plant sweet potato vine in Vista is February. However, you really should wait until March 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. You can get started a few weeks earlier by starting your sweet potato vine indoors.

Last Frost Date

The average date of last frost is January 31 in Vista. You can expect an average low temperature of 30°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Vista and it changes from year to year. Since half of the time in Vista it frosts late in the year after January 31 be ready to cover your sweet potato vine in the event of a late frost.

USDA Zone Info for Vista

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Vista

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