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.

In Black Mountain you can estimate when you can plant cardinal flower by reviewing the USDA zone info.

Planting Calendar for Cardinal Flower

Frost tolerance for cardinal flower:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since cardinal flower are not cold tolerant you need to wait until after the last frost has passed before you can plant them.

The earliest that you can plant cardinal flower 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 cardinal flower and expect a good harvest is probably August. You probably don't want to wait any later than that or else your cardinal flower may not have a chance to fully mature. If you are starting your cardinal flower indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

It's important to remember that USDA zone info for Black Mountain is an average and the actual date of last frost will vary from year to year. Half of the time in Black Mountain last frost occurs after April 15 so be sure to be ready to protect your cardinal flower in the event of 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.