The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of getting a good idea when it's possible to plant sweet potatos is to look at the USDA zone info for Park Hills.

Planting Calendar for Sweet Potatos

Frost tolerance for sweet potatos:	Not tolerant of frost.
When to plant:	After the last frost.

You can not plant sweet potatos until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant sweet potatos in Park Hills 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 potatos and expect a good harvest is probably August. If you wait any later than that and your sweet potatos may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your sweet potatos indoors.

Last Frost Date

The average date of last frost is April 15 in Park Hills. You can expect an average low temperature of -10°F in the coldest months of winter.

Remember that USDA zone info for Park Hills may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Park Hills you get a frost after April 15 be ready to cover your sweet potatos in the event of a surprise late frost.

USDA Zone Info for Park Hills

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Park Hills

You may be interested in your other planting guides for Park Hills.