Before planting it is a good idea to find your USDA Zone info to figure out 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.

A way of getting a good idea when it's possible to plant cabbage is to use the USDA zone info for Oak Forest.

Planting Calendar for Cabbage

Frost tolerance for cabbage:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Cabbage are moderately cold tolerant which means that you can get them planted earlier than plants that are more sensitive to the cold.

The earliest that you can plant cabbage in Oak Forest is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant cabbage and expect a good harvest is probably September. Any later than that and your cabbage may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your cabbage indoors.

Last Frost Date

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

Since the USDA zone info for Oak Forest is not always accurate the actual date of last frost is different every year. Half of the time in Oak Forest there is a last frost after April 15 so always be ready to cover your cabbage in the event of one of those late frosts.

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.