When to Plant Bell Peppers in Flossmoor, IL

One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when it's a good idea to plant bell peppers in Flossmoor by referring to the USDA zone info.


Planting Calendar for Bell Peppers

Frost tolerance for bell peppers: Not tolerant of frost.
When to plant: After the last frost has passed.

Bell Peppers are not cold tolerant which means 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 Flossmoor 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. If you wait any later than that and your bell peppers may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your bell peppers indoors.

Last Frost Date

The average date of last frost is April 15 in Flossmoor. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Flossmoor is just an average the actual date of last frost is different every year. Half of the time in Flossmoor there is a last frost after April 15 so make sure that you are ready to cover your bell peppers in the event of a surprise late frost.

USDA Zone Info for Flossmoor

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 Flossmoor

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