Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of figuring out when it's possible to plant torenia is to use the USDA zone info for Lexington.

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 is necessary to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant torenia in Lexington 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. If you wait any later than that and your torenia may not have a chance to fully mature. You can get started a few weeks earlier by starting your torenia indoors.

Last Frost Date

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

Since the USDA zone info for Lexington is not always accurate the actual date of last frost changes from year to year. Half of the time in Lexington you get a frost after April 15 so make sure that you are prepared to cover your torenia in the event of a surprise late frost.

USDA Zone Info for Lexington

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 Lexington

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