One of the best tools that you have as gardeners to help us estimate 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.

It's a good idea to estimate when it's the best time to plant flowering tobacco by reviewing the USDA zone info for Charleston.

Planting Calendar for Flowering Tobacco

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

Flowering Tobacco require warm weather which tells us that you must wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant flowering tobacco 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 flowering tobacco and expect a good harvest is probably August. You probably don't want to wait any later than that or else your flowering tobacco may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your flowering tobacco indoors.

Last Frost Date

In Charleston the average date of last frost happens on April 15. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Charleston is just an average the actual date of last frost changes from year to year. Half of the time in Charleston it frosts late in the year after April 15 so make sure that you are prepared to cover your flowering tobacco if you have 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.