One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Pleasanton you can determine when to plant chervil by checking out 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.

Since chervil are one of those plants that can tolerate a tiny bit of cold weather you can plant them slightly earlier in the year than plants that are more sensitive to the cold.

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

The last month that you can plant chervil and expect a good harvest is probably September. Any later than that and your chervil may not have a chance to really do well. You can get started a little bit earlier by starting your chervil indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Pleasanton. You can expect an average low temperature of 20°F in the coldest months of winter.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Pleasanton and it can change quite a bit from year to year. Half of the time in Pleasanton you get surprised by a frost after February 15 so make sure that you are ready to cover your chervil in the event of a late frost.

USDA Zone Info for Pleasanton

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 Pleasanton

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