One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant mecardonia in Charleston should be estimated by looking at the USDA zone info.

Planting Calendar for Mecardonia

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

It's a bad idea to plant mecardonia until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant mecardonia in Charleston 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 mecardonia and expect a good harvest is probably August. Any later than that and your mecardonia may not have a chance to really do well. Starting your mecardonia indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Charleston the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Charleston is an average the actual date of last frost is different every year. Since half of the time in Charleston there is a last frost after April 15 be ready to protect your mecardonia in the event of one of those late frosts.

USDA Zone Info for Charleston

Here is the info for USDA Zone 6b.

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

Plants to Grow in Charleston

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