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

By looking at the USDA zone info for Annapolis 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 the last frost when the weather gets warmer.

Perilla do not do well in cold weather which tells us that it's necessary to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant perilla in Annapolis 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. If you wait any later than that and your perilla may not have a chance to fully mature. You can get started a little bit earlier by starting your perilla indoors.

Last Frost Date

In Annapolis the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of 5°F.

Just be sure to remember that USDA zone info for Annapolis is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Annapolis last frost occurs after April 15 so make sure that you are prepared to protect your perilla in the event of a late frost.

USDA Zone Info for Annapolis

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 Annapolis

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