One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Claremont should be reffered to in order to figure out when it's a good idea to plant perilla.

Planting Calendar for Perilla

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

Since perilla require warm weather it is important to wait until after the last frost before you can plant them.

The earliest that you can plant perilla in Claremont 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. Any later than that and your perilla may not have a chance to grow to maturity. Starting your perilla indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Claremont the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Always keep in mind that USDA zone info for Claremont is an average and the actual date of last frost will vary from year to year. Since half of the time in Claremont last frost occurs after February 15 be ready to cover your perilla if you have a late frost.

USDA Zone Info for Claremont

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°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 30°F.

Plants to Grow in Claremont

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