Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By looking at the USDA zone info for Savannah you should be able to estimate when it's the best time to plant heuchera.

Planting Calendar for Heuchera

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

You can plant heuchera a little earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant heuchera in Savannah 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 heuchera and expect a good harvest is probably September. You probably don't want to wait any later than that or else your heuchera may not have a chance to grow to maturity. Starting your heuchera indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Savannah. You should expect an average low temperature of -15°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Savannah is not always accurate and the actual date of last frost changes from year to year. Half of the time in Savannah you get a frost after April 15 so be sure to be ready to cover your heuchera in the event of a late frost.

USDA Zone Info for Savannah

Here is the info for USDA Zone 5b.

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

Plants to Grow in Savannah

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