One of the best tools that you have as gardeners to help us estimate 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 USDA zone info for Summerville can be reffered to in order to determine when you can plant perilla.

Planting Calendar for Perilla

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

Since perilla require warm weather it's necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant perilla in Summerville 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. Any later than that and your perilla may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your perilla indoors.

Last Frost Date

The average date of last frost is April 15 in Summerville. You can expect an average low temperature of 5°F in the coldest months of winter.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Summerville and it changes from year to year. Half of the time in Summerville last frost occurs after April 15 so be sure to be ready to cover your perilla if you have one of those late frosts.

USDA Zone Info for Summerville

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Summerville

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