One of the best tools that you have as gardeners to help us figure out your 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 your area.

The first chance to plant perilla in Carpentersville should be estimated by checking out the USDA zone info.

Planting Calendar for Perilla

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

You should not plant perilla until after all chance of frost has passed because they do not do well in cold weather.

The earliest that you can plant perilla in Carpentersville 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 perilla and expect a good harvest is probably August. You probably don't want to wait any later than that or else your perilla may not have a chance to grow to maturity. You can get started a little bit earlier by starting your perilla indoors.

Last Frost Date

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

Since the USDA zone info for Carpentersville may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Carpentersville you get surprised by a frost after April 15 so just be sure to be ready to cover your perilla in the event of a surprise late frost.

USDA Zone Info for Carpentersville

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 Carpentersville

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