The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. 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 Mentor should be determined 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 all chance of frost has passed.

Since sweet potato vine require warm weather you have to wait until after the last frost before you can plant them.

The earliest that you can plant sweet potato vine in Mentor 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 grow to maturity. You can get started a couple of weeks earlier by starting your sweet potato vine indoors.

Last Frost Date

In Mentor the average date of last frost happens on April 15. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Mentor is not always accurate the actual date of last frost will vary from year to year. Half of the time in Mentor it frosts late in the year after April 15 so make sure that you are prepared to protect your sweet potato vine if you have a surprise late frost.

USDA Zone Info for Mentor

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Mentor

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