One of the first steps you take when you are figuring out 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.

It's a good idea to figure out when it's a good idea to plant torenia by checking out the USDA zone info for Bossier City.

Planting Calendar for Torenia

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

Since torenia are not cold tolerant it's important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant torenia in Bossier City 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 really do well. If you are starting your torenia 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 March 15 in Bossier City. In the coldest months of winter you should expect an average low temperature of 15°F.

Since the USDA zone info for Bossier City may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Bossier City you get surprised by a frost after March 15 be ready to cover your torenia in the event of a surprise late frost.

USDA Zone Info for Bossier City

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 Bossier City

You may be interested in your other planting guides for Bossier City.