The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By using the USDA zone info for Burley you will be able to figure out 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.

Since chervil do ok in moderate cold you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant chervil in Burley 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 chervil and expect a good harvest is probably August. Any later than that and your chervil may not have a chance to fully mature. Starting your chervil indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Burley the average date of last frost happens on April 15. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Burley is not always accurate the actual date of last frost changes from year to year. Half of the time in Burley there is a last frost after April 15 so always be ready to cover your chervil in the event of one of those late frosts.

USDA Zone Info for Burley

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Burley

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