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

The best time to plant sweet potato vine in Stafford can be determined by referring to 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 when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant sweet potato vine in Stafford 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 little bit earlier.

Last Frost Date

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

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Stafford and it can change quite a bit from year to year. Half of the time in Stafford you get surprised by a frost after February 15 so always be ready to cover your sweet potato vine if you have a surprise late frost.

USDA Zone Info for Stafford

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 Stafford

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