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.

The first opportunity to plant perilla in Peoria should be determined by looking at the USDA zone info.

Planting Calendar for Perilla

Frost tolerance for perilla:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You should not plant perilla until after all chance of frost has passed because they require warm weather.

The earliest that you can plant perilla in Peoria is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant perilla and expect a good harvest is probably September. If you wait any later than that and your perilla may not have a chance to really do well. You can get started a few weeks earlier by starting your perilla indoors.

Last Frost Date

The average date of last frost is February 15 in Peoria. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Peoria is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Peoria it frosts late in the year after February 15 so make sure that you are ready to cover your perilla if you have a late frost.

USDA Zone Info for Peoria

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Peoria

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