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.

One way of figuring out when it's the best time to plant sweet potatos is to consult the USDA zone info for Morrisville.

Planting Calendar for Sweet Potatos

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

Since sweet potatos are not cold tolerant you really should wait until after the last frost has passed before you can plant them.

The earliest that you can plant sweet potatos in Morrisville 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. Any later than that and your sweet potatos may not have a chance to really do well. You can get started a little bit earlier by starting your sweet potatos indoors.

Last Frost Date

The average date of last frost is April 15 in Morrisville. It might get as low as 5°F during the coldest months of winter.

Remember that USDA zone info for Morrisville is just an average and the actual date of last frost changes from year to year. Since half of the time in Morrisville you get a frost after April 15 be ready to cover your sweet potatos in the event of one of those late frosts.

USDA Zone Info for Morrisville

Here is the info for USDA Zone 7b.

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

Plants to Grow in Morrisville

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