When to Plant Bell Peppers in Round Lake, IL

One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Round Lake can be read to figure out when you can plant bell peppers.


Planting Calendar for Bell Peppers

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

Since bell peppers require warm weather you have to wait until after all chance of 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 Round Lake 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. You probably don't want to wait any later than that or else your bell peppers may not have a chance to fully mature. Starting your bell peppers indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Round Lake. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Round Lake is not always accurate the actual date of last frost will vary from year to year. Half of the time in Round Lake last frost occurs after April 15 so always be ready to cover your bell peppers in the event of a late frost.

USDA Zone Info for Round Lake

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 Round Lake

You may be interested in your other planting guides for Round Lake.