When to Plant Pentas in Simpsonville, SC

The USDA Zone info is a great tool for gardeners to help us figure out 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.

The earliest that you can plant pentas in Simpsonville can be figured out by using the USDA zone info.


Planting Calendar for Pentas

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

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

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant pentas
Possibly ok, but a risky time to plant pentas
Probably not a good time to plant pentas

The earliest that you can plant pentas in Simpsonville 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 pentas and expect a good harvest is probably August. You probably don't want to wait any later than that or else your pentas may not have a chance to really do well. Starting your pentas indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Simpsonville. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Simpsonville is just an average the actual date of last frost is different every year. Half of the time in Simpsonville you get surprised by a frost after April 15 so make sure that you are prepared to protect your pentas in the event of a late frost.

USDA Zone Info for Simpsonville

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 Low5°F
Highest Expected Low10°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 Simpsonville

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