One of the first steps you take when you are making a decision about your gardening schedule is find your 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 USDA zone info for Fountain Inn can be read to determine when it's possible to plant polygonums.

Planting Calendar for Polygonums

Frost tolerance for polygonums:	Not tolerant of frost.
When to plant:	After the last frost has passed.

It's probably a bad idea to plant polygonums until after the last frost because they require warm weather.

The earliest that you can plant polygonums in Fountain Inn 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 polygonums and expect a good harvest is probably August. Any later than that and your polygonums may not have a chance to grow to maturity. Starting your polygonums indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Fountain Inn. You should expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Fountain Inn is just an average the actual date of last frost changes from year to year. Since half of the time in Fountain Inn there is a last frost after March 15 be ready to cover your polygonums if you have a late frost.

USDA Zone Info for Fountain Inn

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Fountain Inn

You may be interested in your other planting guides for Fountain Inn.