When to Plant Scarlet Runner Beans in Mountain Home, ID

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By checking out the USDA zone info for Mountain Home it's possible to estimate when it's a good idea to plant scarlet runner beans.


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.

It's probably not a good idea to plant scarlet runner beans until after the last frost has passed because they do not do well in cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant scarlet runner beans
Possibly ok, but a risky time to plant scarlet runner beans
Probably not a good time to plant scarlet runner beans

The earliest that you can plant scarlet runner beans in Mountain Home 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. If you wait any later than that and your scarlet runner beans may not have a chance to fully mature. You can get started a little bit earlier by starting your scarlet runner beans indoors.

Last Frost Date

The average date of last frost is April 15 in Mountain Home. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for Mountain Home is an average the actual date of last frost is different every year. Half of the time in Mountain Home last frost occurs after April 15 so always be ready to protect your scarlet runner beans in the event of a surprise late frost.

USDA Zone Info for Mountain Home

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-5°F
Highest Expected Low0°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 0°F.

Plants to Grow in Mountain Home

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