Before planting it is a good idea to find your USDA Zone info to estimate your garden 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 determining when it's a good idea to plant trailing portulaca is to refer to the USDA zone info for Fountain Inn.

Planting Calendar for Trailing Portulaca

Frost tolerance for trailing portulaca:	Not tolerant of frost.
When to plant:	After the last frost.

You really shouldn't plant trailing portulaca until after the last frost because they require warm weather.

The earliest that you can plant trailing portulaca 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 trailing portulaca and expect a good harvest is probably August. You probably don't want to wait any later than that or else your trailing portulaca may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your trailing portulaca indoors.

Last Frost Date

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

Since the USDA zone info for Fountain Inn is just an average the actual date of last frost will vary from year to year. Half of the time in Fountain Inn there is a last frost after March 15 so make sure that you are ready to cover your trailing portulaca 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.