Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Marathon can be reffered to in order to determine when it's the best time to plant chervil.

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.

You can plant chervil just a tiny bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant chervil in Marathon 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 grow to maturity. Starting your chervil indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Marathon it never frosts. In the coldest months of winter you should expect an average low temperature of 45°F.

Just be sure to remember that USDA zone info for Marathon is an average and the actual date of last frost changes from year to year. Since it never frosts in Marathon you do not have to be ready to cover your chervil if you have a late frost.

USDA Zone Info for Marathon

Here is the info for USDA Zone 11b.

Average Date of Last Frost (spring)	Never
Average Date of First Frost (fall)	Never
Lowest Expected Low	45°F
Highest Expected Low	50°F

This means that on a really cold year, the coldest it will get is 45°F. On most years you should be prepared to experience lows near 50°F.

Plants to Grow in Marathon

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