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.

The first chance to plant green beans in Oak Forest should be figured out by looking at the USDA zone info.

Planting Calendar for Green beans

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

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

The earliest that you can plant green beans in Oak Forest 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 green beans and expect a good harvest is probably August. You probably don't want to wait any later than that or else your green beans may not have a chance to grow to maturity. Starting your green beans indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Oak Forest the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Oak Forest may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Oak Forest you get a frost after April 15 be ready to cover your green beans if you have a surprise late frost.

USDA Zone Info for Oak Forest

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 Oak Forest

You may be interested in your other planting guides for Oak Forest.