When to Plant Radishes in West Chicago, IL

The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In West Chicago you can estimate when you can plant radishes by reviewing the USDA zone info.


Planting Calendar for Radishes

Frost tolerance for radishes: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

You can plant radishes much earlier in the year because they are very cold tolerant.

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

The earliest that you can plant radishes in West Chicago 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 radishes and expect a good harvest is probably September. You probably don't want to wait any later than that or else your radishes may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your radishes indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in West Chicago. It might get as low as -15°F during the coldest months of winter.

Always keep in mind that USDA zone info for West Chicago may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in West Chicago there is a last frost after April 15 so be sure to be ready to cover your radishes if you have a surprise late frost.

USDA Zone Info for West Chicago

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 West Chicago

You may be interested in your other planting guides for West Chicago.