When to Plant Scarlet Runner Beans in Jerseyville, IL

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.

The USDA zone info for Jerseyville can be read to figure out when it's a good idea to plant scarlet runner beans.

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Planting Calendar for Scarlet Runner Beans

Frost tolerance for scarlet runner beans: Not tolerant of frost.
When to plant: After the last frost.

Since scarlet runner beans do not do well in cold weather you really should wait until after the last frost when the weather gets warmer 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 Jerseyville 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. Any later than that and your scarlet runner beans may not have a chance to fully mature. Starting your scarlet runner beans indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Jerseyville. You can expect an average low temperature of -10°F in the coldest months of winter.

It's important to remember that USDA zone info for Jerseyville may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Jerseyville it frosts late in the year after April 15 so make sure that you are prepared to cover your scarlet runner beans in the event of a late frost.

USDA Zone Info for Jerseyville

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 Jerseyville

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