One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when to plant streptocarpella in Fort Collins by checking out the USDA zone info.

Planting Calendar for Streptocarpella

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

You can not plant streptocarpella until after the last frost because they are not cold tolerant.

The earliest that you can plant streptocarpella in Fort Collins 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 streptocarpella and expect a good harvest is probably August. If you wait any later than that and your streptocarpella may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your streptocarpella indoors.

Last Frost Date

On average the last frost is on April 15 in Fort Collins. It might get as low as -15°F during the coldest months of winter.

It's important to remember that USDA zone info for Fort Collins is an average and the actual date of last frost is different every year. Half of the time in Fort Collins last frost occurs after April 15 so be sure to be ready to protect your streptocarpella if you have a surprise late frost.

USDA Zone Info for Fort Collins

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 Fort Collins

You may be interested in your other planting guides for Fort Collins.