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.

It's possible to estimate when it's the best time to plant perilla by checking out the USDA zone info for Aberdeen.

Planting Calendar for Perilla

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

Perilla are not cold tolerant which means that it is important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant perilla in Aberdeen 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. Any later than that and your perilla may not have a chance to really do well. You can get started a little bit earlier by starting your perilla indoors.

Last Frost Date

The average date of last frost is February 15 in Aberdeen. It might get as low as 20°F during the coldest months of winter.

Since the USDA zone info for Aberdeen is just an average the actual date of last frost changes from year to year. Half of the time in Aberdeen you get surprised by a frost after February 15 so just be sure to be ready to cover your perilla if you have a late frost.

USDA Zone Info for Aberdeen

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Aberdeen

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