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

By referring to the USDA zone info for Opelousas it's possible to estimate when it's a good idea to plant torenia.

Planting Calendar for Torenia

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

You can not plant torenia until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant torenia in Opelousas is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant torenia and expect a good harvest is probably September. Any later than that and your torenia may not have a chance to really do well. Starting your torenia indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Opelousas. You should expect an average low temperature of 20°F in the coldest months of winter.

Remember that USDA zone info for Opelousas is not always accurate and the actual date of last frost is different every year. Half of the time in Opelousas last frost occurs after February 15 so just be sure to be ready to cover your torenia in the event of one of those late frosts.

USDA Zone Info for Opelousas

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Opelousas

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