Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By using the USDA zone info for Oak Island it's possible to estimate when you can plant perilla.

Planting Calendar for Perilla

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

You can not plant perilla until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant perilla in Oak Island 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 fully mature. Starting your perilla indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Oak Island. You should expect an average low temperature of 10°F in the coldest months of winter.

Keep in mind that USDA zone info for Oak Island may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Oak Island there is a last frost after March 15 so make sure that you are prepared to protect your perilla if you have a surprise late frost.

USDA Zone Info for Oak Island

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Oak Island

You may be interested in your other planting guides for Oak Island.