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

A common way of estimating when to plant sweet potato vine is to examine the USDA zone info for Niagara Falls.

Planting Calendar for Sweet Potato Vine

Frost tolerance for sweet potato vine:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You can not plant sweet potato vine until after the last frost because they are not cold tolerant.

The earliest that you can plant sweet potato vine in Niagara Falls 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 really do well. If you are starting your sweet potato vine indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Niagara Falls. It might get as low as -10°F during the coldest months of winter.

Keep in mind that USDA zone info for Niagara Falls is an average and the actual date of last frost will vary from year to year. Half of the time in Niagara Falls you get a frost after April 15 so be sure to be ready to protect your sweet potato vine in the event of a late frost.

USDA Zone Info for Niagara Falls

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 Niagara Falls

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