When to Plant Turnips in University Park, IL

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant turnips in University Park can be figured out by using the USDA zone info.


Planting Calendar for Turnips

Frost tolerance for turnips: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

You really shouldn't plant turnips until after the last frost when the weather gets warmer because they do not do well in cold weather.

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

The earliest that you can plant turnips in University Park is April. However, you really should wait until May if you don't want to take any chances.

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

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in University Park. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for University Park is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in University Park it frosts late in the year after April 15 be ready to cover your turnips in the event of a surprise late frost.

USDA Zone Info for University Park

Here is the info for USDA Zone 7b.

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.

Plants to Grow in University Park

You may be interested in your other planting guides for University Park.