The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of figuring out when it's the best time to plant torenia is to use the USDA zone info for Savannah.

Planting Calendar for Torenia

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

Torenia are not cold tolerant which means that it's important to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant torenia in Savannah 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 torenia and expect a good harvest is probably August. Any later than that and your torenia may not have a chance to grow to maturity. You can get started a little bit earlier by starting your torenia indoors.

Last Frost Date

On average the last frost has passed is on March 15 in Savannah. In the coldest months of winter you should expect an average low temperature of 15°F.

Remember that USDA zone info for Savannah may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Savannah you get a frost after March 15 so make sure that you are prepared to cover your torenia if you have a surprise late frost.

USDA Zone Info for Savannah

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Savannah

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