The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Morrison it's possible to figure out when to plant torenia.

Planting Calendar for Torenia

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

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

The earliest that you can plant torenia in Morrison 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 little bit earlier.

Last Frost Date

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

Just be sure to remember that USDA zone info for Morrison may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Morrison you get surprised by a frost after April 15 be ready to cover your torenia in the event of one of those late frosts.

USDA Zone Info for Morrison

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 Morrison

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