When can I plant Bell Peppers in Evanston, IL

One of the best tools that we have as gardeners to help us estimate our gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

The USDA zone info for Evanston should be read to determine when it's the best time to plant bell peppers.


Planting Calendar for Bell Peppers

Frost tolerance for bell peppers: Not tolerant of frost.
When you should plant them: After the last frost when the weather gets warmer.

Bell Peppers do not do well in cold weather which tells us that you have to wait until it warms up after the last frost has passed before you can plant them.

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

The earliest that you can plant bell peppers in Evanston 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 bell peppers and expect a good harvest is probably August. Any later than that and your bell peppers may not have a chance to really do well. Starting your bell peppers indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Evanston. In the coldest months of winter we should expect an average low temperature of -15°F.

Keep in mind that our actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Evanston and it changes from year to year. Since half of the time in Evanston there is a last frost after April 15 be ready to protect your bell peppers in the event of a surprise late frost.

USDA Zone Info for Evanston

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 Evanston

You may be interested in our other planting guides for Evanston.