One of the first steps you take when you are getting a good idea 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.

By referring to the USDA zone info for Peachtree City you will be able to estimate when it's the best time to plant thunbergia.

Planting Calendar for Thunbergia

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

Since thunbergia require warm weather you really should wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant thunbergia in Peachtree City 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 thunbergia and expect a good harvest is probably August. Any later than that and your thunbergia may not have a chance to fully mature. If you are starting your thunbergia indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost has passed is on March 15 in Peachtree City. It might get as low as 10°F during the coldest months of winter.

Keep in mind that USDA zone info for Peachtree City is just an average and the actual date of last frost changes from year to year. Half of the time in Peachtree City it frosts late in the year after March 15 so be sure to be ready to cover your thunbergia if you have one of those late frosts.

USDA Zone Info for Peachtree City

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 Peachtree City

You may be interested in your other planting guides for Peachtree City.