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.

In Ligonier you can figure out when it's a good idea to plant torenia by looking at the USDA zone info.

Planting Calendar for Torenia

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

Torenia require warm weather which tells us that it is important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant torenia in Ligonier 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. You probably don't want to wait any later than that or else your torenia may not have a chance to grow to maturity. Starting your torenia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Ligonier the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Ligonier is just an average the actual date of last frost changes from year to year. Since half of the time in Ligonier you get a frost after April 15 be ready to cover your torenia in the event of a late frost.

USDA Zone Info for Ligonier

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 Ligonier

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