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

You should be able to determine when it's the best time to plant coral bells by using the USDA zone info for Palmetto.

Planting Calendar for Coral Bells

Frost tolerance for coral bells:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Coral Bells do ok in some cold which means that you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant coral bells in Palmetto 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 coral bells and expect a good harvest is probably September. If you wait any later than that and your coral bells may not have a chance to fully mature. If you are starting your coral bells indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Palmetto the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 5°F.

Since the USDA zone info for Palmetto is not always accurate the actual date of last frost changes from year to year. Since half of the time in Palmetto it frosts late in the year after April 15 be ready to protect your coral bells in the event of a late frost.

USDA Zone Info for Palmetto

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Palmetto

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