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

The best time to plant streptocarpella in Chattanooga can be determined 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 has passed because they require warm weather.

The earliest that you can plant streptocarpella in Chattanooga 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 few weeks earlier by starting your streptocarpella indoors.

Last Frost Date

The average date of last frost is April 15 in Chattanooga. It might get as low as 5°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Chattanooga is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Chattanooga you get surprised by a frost after April 15 so always be ready to protect your streptocarpella if you have a surprise late frost.

USDA Zone Info for Chattanooga

Here is the info for USDA Zone 7b.

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

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

Plants to Grow in Chattanooga

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