When to Plant Jerusalem artichokes in Chester, IL

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

You can figure out when it's the best time to plant jerusalem artichokes in Chester by checking out the USDA zone info.


Planting Calendar for Jerusalem artichokes

Frost tolerance for jerusalem artichokes: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

You can plant jerusalem artichokes just a bit earlier in the year because they do well in moderate cold.

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

The earliest that you can plant jerusalem artichokes in Chester 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 jerusalem artichokes and expect a good harvest is probably September. If you wait any later than that and your jerusalem artichokes may not have a chance to really do well. You can get started a couple of weeks earlier by starting your jerusalem artichokes indoors.

Last Frost Date

On average the last frost is on April 15 in Chester. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Chester is not always accurate the actual date of last frost changes from year to year. Since half of the time in Chester it frosts late in the year after April 15 be ready to protect your jerusalem artichokes if you have one of those late frosts.

USDA Zone Info for Chester

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-5°F
Highest Expected Low0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Chester

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