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

The first opportunity to plant heuchera in Roswell can be determined by checking out the USDA zone info.

Planting Calendar for Heuchera

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

Heuchera do well in moderate cold which tells us that you can plant them a little bit earlier than other frost tender plants.

The earliest that you can plant heuchera in Roswell 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. Any later than that and your heuchera may not have a chance to really do well. You can get started a few weeks earlier by starting your heuchera indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Roswell. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Roswell is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Roswell last frost occurs after April 15 be ready to protect your heuchera in the event of a surprise late frost.

USDA Zone Info for Roswell

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Roswell

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