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

It's a good idea to figure out when it's a good idea to plant thunbergia by checking out the USDA zone info for Lake Villa.

Planting Calendar for Thunbergia

Frost tolerance for thunbergia:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since thunbergia do not do well in cold weather it is important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant thunbergia in Lake Villa 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 really do well. If you are starting your thunbergia indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Lake Villa. You can expect an average low temperature of -15°F in the coldest months of winter.

It's important to remember that USDA zone info for Lake Villa is an average and the actual date of last frost will vary from year to year. Half of the time in Lake Villa you get a frost after April 15 so just be sure to be ready to cover your thunbergia in the event of a late frost.

USDA Zone Info for Lake Villa

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Lake Villa

You may be interested in your other planting guides for Lake Villa.