The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of estimating when to plant chervil is to consult the USDA zone info for Brownsburg.

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 very little cold which tells us that you can plant them a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant chervil in Brownsburg 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. If you wait 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

The average date of last frost is April 15 in Brownsburg. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Brownsburg is not always accurate the actual date of last frost is different every year. Half of the time in Brownsburg it frosts late in the year after April 15 so always be ready to cover your chervil in the event of one of those late frosts.

USDA Zone Info for Brownsburg

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Brownsburg

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