Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of making a decision about when to plant perilla is to examine the USDA zone info for Coalinga.

Planting Calendar for Perilla

Frost tolerance for perilla:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably not a good idea to plant perilla until after the last frost when the weather gets warmer because they do not do well in cold weather.

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

Last Frost Date

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

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Coalinga and it is different every year. Since half of the time in Coalinga it frosts late in the year after February 15 be ready to cover your perilla in the event of one of those late frosts.

USDA Zone Info for Coalinga

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 Coalinga

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