One of the best tools that you have as gardeners to help us determine 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.

The earliest that you can plant scarlet runner beans in Nashville can be figured out by referring to the USDA zone info.

Planting Calendar for Scarlet Runner Beans

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

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

The earliest that you can plant scarlet runner beans in Nashville 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 scarlet runner beans and expect a good harvest is probably August. You probably don't want to wait any later than that or else your scarlet runner beans may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your scarlet runner beans indoors.

Last Frost Date

On average all chance of frost has passed is on March 15 in Nashville. In the coldest months of winter you can expect an average low temperature of 10°F.

Since the USDA zone info for Nashville is just an average the actual date of last frost will vary from year to year. Since half of the time in Nashville there is a last frost after March 15 be ready to cover your scarlet runner beans in the event of a late frost.

USDA Zone Info for Nashville

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Nashville

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