When to Plant Schizanthus in Greenville, SC

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.

The earliest that you can plant schizanthus in Greenville should be determined by checking out the USDA zone info.


Planting Calendar for Schizanthus

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

It's probably not a good idea to plant schizanthus until after all chance of frost has passed because they are not cold tolerant.

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

The earliest that you can plant schizanthus in Greenville 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 schizanthus and expect a good harvest is probably August. You probably don't want to wait any later than that or else your schizanthus may not have a chance to grow to maturity. Starting your schizanthus indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Greenville is just an average the actual date of last frost changes from year to year. Half of the time in Greenville it frosts late in the year after March 15 so make sure that you are ready to cover your schizanthus if you have a late frost.

USDA Zone Info for Greenville

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 Low10°F
Highest Expected Low15°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 Greenville

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