One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

The best time to plant torenia in Chillicothe can be determined by reviewing 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.

It's a bad idea to plant torenia until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant torenia in Chillicothe 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. Starting your torenia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Chillicothe. You should expect an average low temperature of -15°F in the coldest months of winter.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Chillicothe and it can change quite a bit from year to year. Half of the time in Chillicothe you get a frost after April 15 so be sure to be ready to protect your torenia in the event of one of those late frosts.

USDA Zone Info for Chillicothe

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 Chillicothe

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