When to Plant Runner beans in Inkster, MI

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to figure out when it's possible to plant runner beans by using the USDA zone info for Inkster.


Planting Calendar for Runner beans

Frost tolerance for 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 runner beans until after the last frost because they require warm weather.

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

The earliest that you can plant runner beans in Inkster 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 runner beans and expect a good harvest is probably August. Any later than that and your runner beans may not have a chance to fully mature. Starting your runner beans indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Inkster. You can expect an average low temperature of -10°F in the coldest months of winter.

Keep in mind that USDA zone info for Inkster is just an average and the actual date of last frost is different every year. Since half of the time in Inkster you get a frost after April 15 be ready to cover your runner beans in the event of a late frost.

USDA Zone Info for Inkster

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-10°F
Highest Expected Low-5°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 -5°F.

Plants to Grow in Inkster

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