Planting Guides for University Park

According to the USDA University Park is in USDA Zone 7b. Here is some general info for USDA Zone 7b to help you get started.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low5°F
Highest Expected Low10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

You can view the USDA Zone map for Illinois here:

Below is a list of planting guides for University Park, IL. These guides are based on data from Zone 7b.