One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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 figure out when it's possible to plant green beans by reviewing the USDA zone info for Signal Mountain.

Planting Calendar for Green beans

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

Since green beans are not cold tolerant it is important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant green beans in Signal 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 green beans and expect a good harvest is probably August. Any later than that and your green beans may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your green beans indoors.

Last Frost Date

On average the last frost is on April 15 in Signal Mountain. In the coldest months of winter you should expect an average low temperature of 0°F.

Since the USDA zone info for Signal Mountain is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Signal Mountain you get a frost after April 15 be ready to cover your green beans if you have one of those late frosts.

USDA Zone Info for Signal Mountain

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 Signal Mountain

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