When to Plant Chervil in Posen, IL

One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Posen you can figure out when it's a good idea to plant chervil by referring to 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.

You can plant chervil a bit earlier in the year because they do ok in moderate cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant chervil
Possibly ok, but a risky time to plant chervil
Probably not a good time to plant chervil

The earliest that you can plant chervil in Posen 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. You probably don't want to wait any later than that or else your chervil may not have a chance to grow to maturity. You can get started a little bit earlier by starting your chervil indoors.

Last Frost Date

The average date of last frost is April 15 in Posen. You should expect an average low temperature of -10°F in the coldest months of winter.

Keep in mind that USDA zone info for Posen is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Posen there is a last frost after April 15 so make sure that you are ready to cover your chervil in the event of one of those late frosts.

USDA Zone Info for Posen

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 Posen

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