One of the first steps you take when you are making a decision about 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 Northfield should be estimated 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 has passed.

It's a bad idea to 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 Northfield 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 few weeks earlier by starting your sweet potato vine indoors.

Last Frost Date

The average date of last frost is April 15 in Northfield. It might get as low as 0°F during the coldest months of winter.

Always keep in mind that USDA zone info for Northfield is an average and the actual date of last frost will vary from year to year. Half of the time in Northfield it frosts late in the year after April 15 so just be sure to be ready to cover your sweet potato vine if you have a late frost.

USDA Zone Info for Northfield

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Northfield

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