One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Shakopee you can figure out when it's the best time to plant perilla by reviewing the USDA zone info.

Planting Calendar for Perilla

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

It's probably not a good idea to plant perilla until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant perilla in Shakopee is May. However, you really should wait until June 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 grow to maturity. If you are starting your perilla indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost has passed is on May 15 in Shakopee. You can expect an average low temperature of -25°F in the coldest months of winter.

Since the USDA zone info for Shakopee is not always accurate the actual date of last frost is different every year. Half of the time in Shakopee there is a last frost after May 15 so just be sure to be ready to protect your perilla if you have a surprise late frost.

USDA Zone Info for Shakopee

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

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

Plants to Grow in Shakopee

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