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.

You can estimate when it's the best time to plant perilla in Edinburgh by referring to the USDA zone info.

Planting Calendar for Perilla

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

Since perilla do not do well in cold weather it is necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant perilla in Edinburgh 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. You probably don't want to wait any later than that or else 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 April 15 in Edinburgh. In the coldest months of winter you should expect an average low temperature of -10°F.

It's important to remember that USDA zone info for Edinburgh may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Edinburgh it frosts late in the year after April 15 be ready to protect your perilla in the event of a surprise late frost.

USDA Zone Info for Edinburgh

Here is the info for USDA Zone 6a.

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

Plants to Grow in Edinburgh

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