Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of making a decision about when you can plant bell peppers is to refer to the USDA zone info for Romeoville.

Planting Calendar for Bell Peppers

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

You should not plant bell peppers until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant bell peppers in Romeoville 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. If you are starting your bell peppers indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Keep in mind that USDA zone info for Romeoville is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Romeoville it frosts late in the year after April 15 be ready to cover your bell peppers in the event of a late frost.

USDA Zone Info for Romeoville

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 Romeoville

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