One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to estimate when it's possible to plant brachycome by looking at the USDA zone info for North Charleston.

Planting Calendar for Brachycome

Frost tolerance for brachycome:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's probably a bad idea to plant brachycome until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant brachycome in North 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 brachycome and expect a good harvest is probably August. If you wait any later than that and your brachycome may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your brachycome indoors.

Last Frost Date

The average date of last frost is March 15 in North Charleston. It might get as low as 15°F during the coldest months of winter.

Keep in mind that USDA zone info for North Charleston is not always accurate and the actual date of last frost changes from year to year. Half of the time in North Charleston there is a last frost after March 15 so just be sure to be ready to protect your brachycome in the event of a late frost.

USDA Zone Info for North Charleston

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in North Charleston

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