One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when you can plant chicory in Clarendon Hills by referring to the USDA zone info.

Planting Calendar for Chicory

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

Chicory do well in moderate cold which tells us that you can start planting them earlier than other frost tender plants.

The earliest that you can plant chicory in Clarendon Hills 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 chicory and expect a good harvest is probably September. Any later than that and your chicory may not have a chance to really do well. If you are starting your chicory indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Clarendon Hills is just an average the actual date of last frost will vary from year to year. Half of the time in Clarendon Hills you get surprised by a frost after April 15 so make sure that you are ready to cover your chicory if you have one of those late frosts.

USDA Zone Info for Clarendon Hills

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 Clarendon Hills

You may be interested in your other planting guides for Clarendon Hills.