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

The USDA zone info for Colorado Springs should be looked at to estimate when to plant torenia.

Planting Calendar for Torenia

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

Since torenia do not do well in cold weather you have to wait until after the last frost before you can plant them.

The earliest that you can plant torenia in Colorado Springs 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. If you wait any later than that and your torenia may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your torenia indoors.

Last Frost Date

The average date of last frost is April 15 in Colorado Springs. It might get as low as -15°F during the coldest months of winter.

Remember that USDA zone info for Colorado Springs is an average and the actual date of last frost changes from year to year. Since half of the time in Colorado Springs last frost occurs after April 15 be ready to cover your torenia if you have a late frost.

USDA Zone Info for Colorado Springs

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 Colorado Springs

You may be interested in your other planting guides for Colorado Springs.