Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant thunbergia in Pea Ridge should be estimated by referring to the USDA zone info.

Planting Calendar for Thunbergia

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

Since thunbergia require warm weather it's important to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant thunbergia in Pea Ridge 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. If you wait any later than that and your thunbergia may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your thunbergia indoors.

Last Frost Date

On average the last frost is on April 15 in Pea Ridge. It might get as low as -5°F during the coldest months of winter.

It's important to remember that USDA zone info for Pea Ridge may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Pea Ridge there is a last frost after April 15 so always be ready to cover your thunbergia if you have a late frost.

USDA Zone Info for Pea Ridge

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°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 0°F.

Plants to Grow in Pea Ridge

You may be interested in your other planting guides for Pea Ridge.