When to Plant Chicory in Sullivan, IL

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.

A common way of getting a good idea when it's a good idea to plant chicory is to refer to the USDA zone info for Sullivan.


Planting Calendar for Chicory

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

You can plant chicory just a bit earlier in the year because they are moderately cold tolerant.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant chicory
Possibly ok, but a risky time to plant chicory
Probably not a good time to plant chicory

The earliest that you can plant chicory in Sullivan 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. You probably don't want to wait any later than that or else your chicory may not have a chance to fully mature. 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 is on April 15 in Sullivan. You can expect an average low temperature of -10°F in the coldest months of winter.

Always keep in mind that USDA zone info for Sullivan is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Sullivan there is a last frost after April 15 be ready to protect your chicory in the event of a surprise late frost.

USDA Zone Info for Sullivan

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 Sullivan

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