One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to figure out when it's possible to plant perilla by referring to the USDA zone info for Los Banos.

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 the last frost before you can plant them.

The earliest that you can plant perilla in Los Banos 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. 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 few weeks earlier by starting your perilla indoors.

Last Frost Date

On average the last frost has passed is on February 15 in Los Banos. You can expect an average low temperature of 20°F in the coldest months of winter.

Remember that USDA zone info for Los Banos is not always accurate and the actual date of last frost is different every year. Half of the time in Los Banos there is a last frost after February 15 so make sure that you are ready to protect your perilla if you have one of those late frosts.

USDA Zone Info for Los Banos

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 Los Banos

You may be interested in your other planting guides for Los Banos.