When can I plant Torenia in Zone 6a

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

By looking at the USDA zone info for Zone 6a it's possible to figure out when it's possible to plant torenia.


Planting Calendar for Torenia

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

It's not a good idea to plant torenia until after the last frost because they require warm weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant torenia
Possibly ok, but a risky time to plant torenia
Probably not a good time to plant torenia

The earliest that you can plant torenia in Zone 6a 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 fully mature. Starting your torenia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Zone 6a. We can expect an average low temperature of -10°F in the coldest months of winter.

Keep in mind that USDA zone info for Zone 6a may not be accurate from year to year and our actual date of last frost changes from year to year. Half of the time in Zone 6a we get a frost after April 15 so be sure to be ready to cover your torenia if we have a surprise late frost.

USDA Zone Info for Zone 6a

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-10°F
Highest Expected Low-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Zone 6a

You may be interested in our other planting guides for Zone 6a.