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.

The first opportunity to plant radicchio in Kankakee can be figured out by looking at the USDA zone info.

Planting Calendar for Radicchio

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

Since radicchio do well in moderate cold you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant radicchio in Kankakee 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 radicchio and expect a good harvest is probably September. Any later than that and your radicchio may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your radicchio indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Kankakee. In the coldest months of winter you should expect an average low temperature of -15°F.

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. Half of the time in Kankakee you get surprised by a frost after April 15 so be sure to be ready to protect your radicchio in the event of a 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.