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.

The best time to plant sweetscented bedstraw in Charleston can be estimated by reviewing the USDA zone info.

Planting Calendar for Sweetscented Bedstraw

Frost tolerance for sweetscented bedstraw:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Sweetscented Bedstraw do ok in moderate cold which tells us that you can plant them slightly earlier than more sensitive plants.

The earliest that you can plant sweetscented bedstraw in Charleston is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant sweetscented bedstraw and expect a good harvest is probably September. You probably don't want to wait any later than that or else your sweetscented bedstraw may not have a chance to grow to maturity. Starting your sweetscented bedstraw indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Charleston. You should expect an average low temperature of 20°F in the coldest months of winter.

Always keep in mind that USDA zone info for Charleston is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Charleston you get a frost after February 15 be ready to cover your sweetscented bedstraw if you have one of those late frosts.

USDA Zone Info for Charleston

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Charleston

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