One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

A way of estimating when to plant sweet potato vine is to refer to the USDA zone info for Little Falls.

Planting Calendar for Sweet Potato Vine

Frost tolerance for sweet potato vine:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You really shouldn't plant sweet potato vine until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant sweet potato vine in Little Falls is May. However, you really should wait until June 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. You probably don't want to wait any later than that or else your sweet potato vine may not have a chance to fully mature. If you are starting your sweet potato vine indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Little Falls. It might get as low as -30°F during the coldest months of winter.

Always keep in mind that USDA zone info for Little Falls is just an average and the actual date of last frost will vary from year to year. Half of the time in Little Falls last frost occurs after May 15 so make sure that you are prepared to cover your sweet potato vine in the event of a late frost.

USDA Zone Info for Little Falls

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°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 -25°F.

Plants to Grow in Little Falls

You may be interested in your other planting guides for Little Falls.