Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to figure out when it's the best time to plant dipladenia by checking out the USDA zone info for Black Mountain.

Planting Calendar for Dipladenia

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

Dipladenia require warm weather which means that it's necessary to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant dipladenia 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 dipladenia and expect a good harvest is probably August. Any later than that and your dipladenia may not have a chance to fully mature. Starting your dipladenia 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. In the coldest months of winter you can expect an average low temperature of 0°F.

Just be sure to remember that USDA zone info for Black Mountain is not always accurate and the actual date of last frost changes from year to year. Half of the time in Black Mountain last frost occurs after April 15 so always be ready to cover your dipladenia if you have a surprise late frost.

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.