When to Plant Sweet Potato Vine in Frankfort, IL

One of the best tools that you have as gardeners to help us figure out 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.

The first chance to plant sweet potato vine in Frankfort can be estimated 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.

It's a bad idea to plant sweet potato vine until after the last frost has passed because they do not do well in cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant sweet potato vine
Possibly ok, but a risky time to plant sweet potato vine
Probably not a good time to plant sweet potato vine

The earliest that you can plant sweet potato vine in Frankfort 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. If you wait any later than that and 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 little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Frankfort. It might get as low as -15°F during the coldest months of winter.

It's important to remember that USDA zone info for Frankfort is not always accurate and the actual date of last frost changes from year to year. Half of the time in Frankfort you get surprised by a frost after April 15 so just be sure to be ready to cover your sweet potato vine in the event of a late frost.

USDA Zone Info for Frankfort

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-15°F
Highest Expected Low-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Frankfort

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