Before planting it is a good idea to find your USDA Zone info to estimate 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.

The earliest that you can plant chervil in Zone 12a should be determined by looking at the USDA zone info.

Planting Calendar for Chervil

Frost tolerance for chervil:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Chervil do ok in moderate cold which tells us that you can get them planted just a bit earlier than more sensitive plants.

The earliest that you can plant chervil in Zone 12a is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant chervil and expect a good harvest is probably November. If you wait any later than that and your chervil may not have a chance to really do well. Starting your chervil indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Zone 12a it never frosts. It might get as low as 50°F during the coldest months of winter.

Always keep in mind that USDA zone info for Zone 12a may not be accurate from year to year and the actual date of last frost changes from year to year. Since it never frosts in Zone 12a you do not have to be ready to cover your chervil if you have a surprise late frost.

USDA Zone Info for Zone 12a

Here is the info for USDA Zone 12a.

Average Date of Last Frost (spring)	Never
Average Date of First Frost (fall)	Never
Lowest Expected Low	50°F
Highest Expected Low	55°F

This means that on a really cold year, the coldest it will get is 50°F. On most years you should be prepared to experience lows near 55°F.

Plants to Grow in Zone 12a

You may be interested in your other planting guides for Zone 12a.