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When to Plant Scarlet Runner Beans in Kankakee, IL

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Kankakee you can figure out when it's possible to plant scarlet runner beans by using 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 require warm weather it is necessary to wait until after the last frost has passed before you can plant them.

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 Kankakee 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. Starting your scarlet runner beans indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Just be sure to remember that USDA zone info for Kankakee may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Kankakee you get surprised by a frost after April 15 be ready to cover your scarlet runner beans in the event of a surprise late frost.

USDA Zone Info for Kankakee

Here is the info for USDA Zone 5b.

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

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

Plants to Grow in Kankakee

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