One of the best tools that you have as gardeners to help us estimate 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 estimate when it's the best time to plant pole beans by using the USDA zone info for Kingsport.

Planting Calendar for Pole beans

Frost tolerance for pole beans:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably not a good idea to plant pole beans until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant pole beans in Kingsport 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 pole beans and expect a good harvest is probably August. If you wait any later than that and your pole beans may not have a chance to really do well. Starting your pole beans indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Kingsport the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 0°F.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Kingsport and it will vary from year to year. Since half of the time in Kingsport you get a frost after April 15 be ready to protect your pole beans in the event of one of those late frosts.

USDA Zone Info for Kingsport

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 Kingsport

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