The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Pittsburg you can figure out when you can plant perilla by checking out 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 you really should wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant perilla in Pittsburg 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 really do well. 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 all chance of frost has passed is on March 15 in Pittsburg. In the coldest months of winter you can expect an average low temperature of 10°F.

Remember that USDA zone info for Pittsburg is an average and the actual date of last frost changes from year to year. Half of the time in Pittsburg there is a last frost after March 15 so make sure that you are prepared to protect your perilla in the event of one of those late frosts.

USDA Zone Info for Pittsburg

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 Pittsburg

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