One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to determine when to plant alternaria by looking at the USDA zone info for Stone Mountain.

Planting Calendar for Alternaria

Frost tolerance for alternaria:	Not tolerant of frost.
When to plant:	After the last frost.

Since alternaria are not cold tolerant it's necessary to wait until after the last frost has passed before you can plant them.

The earliest that you can plant alternaria in Stone Mountain is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant alternaria and expect a good harvest is probably August. Any later than that and your alternaria may not have a chance to grow to maturity. You can get started a little bit earlier by starting your alternaria indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Stone Mountain. You can expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Stone Mountain is not always accurate the actual date of last frost is different every year. Since half of the time in Stone Mountain it frosts late in the year after April 15 be ready to protect your alternaria if you have a late frost.

USDA Zone Info for Stone Mountain

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 Stone Mountain

You may be interested in your other planting guides for Stone Mountain.