One of the best tools that you have as gardeners to help us figure out 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 will be able to estimate when it's a good idea to plant streptocarpella by checking out the USDA zone info for Black Mountain.

Planting Calendar for Streptocarpella

Frost tolerance for streptocarpella:	Not tolerant of frost.
When to plant:	After the last frost.

Since streptocarpella are not cold tolerant you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant streptocarpella in Black Mountain 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 really do well. Starting your streptocarpella indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Black Mountain. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Black Mountain is just an average the actual date of last frost will vary from year to year. Since half of the time in Black Mountain it frosts late in the year after April 15 be ready to protect your streptocarpella if you have one of those late frosts.

USDA Zone Info for Black Mountain

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Black Mountain

You may be interested in your other planting guides for Black Mountain.