Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Brentwood can be used to determine when you can plant sweet potato vine.

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.

It's probably not a good idea to plant sweet potato vine until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant sweet potato vine in Brentwood 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. You probably don't want to wait any later than that or else 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

On average all chance of frost has passed is on February 15 in Brentwood. You should expect an average low temperature of 25°F in the coldest months of winter.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Brentwood and it can change quite a bit from year to year. Half of the time in Brentwood last frost occurs after February 15 so always be ready to cover your sweet potato vine if you have a surprise late frost.

USDA Zone Info for Brentwood

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Brentwood

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