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

One way of determining when it's a good idea to plant carnation is to refer to the USDA zone info for Walterboro.

Planting Calendar for Carnation

Frost tolerance for carnation:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since carnation are one of those plants that can tolerate quite a bit of cold weather you can plant them quite a bit earlier in the year than more sensitive plants.

The earliest that you can plant carnation in Walterboro 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 carnation and expect a good harvest is probably September. You probably don't want to wait any later than that or else your carnation may not have a chance to really do well. If you are starting your carnation indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Walterboro the average date of last frost happens on March 15. In the coldest months of winter you should expect an average low temperature of 15°F.

Always keep in mind that USDA zone info for Walterboro is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Walterboro there is a last frost after March 15 be ready to protect your carnation if you have a late frost.

USDA Zone Info for Walterboro

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 Walterboro

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