When to Plant Gherkins in Wheaton, IL

One of the best tools that you have as gardeners to help us determine 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.

A way of figuring out when it's possible to plant gherkins is to check out the USDA zone info for Wheaton.

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Planting Calendar for Gherkins

Frost tolerance for gherkins: Not tolerant of frost.
When to plant: After the last frost has passed.

You really shouldn't plant gherkins until after the last frost when the weather gets warmer because they are not cold tolerant.

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

The earliest that you can plant gherkins in Wheaton is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant gherkins and expect a good harvest is probably August. If you wait any later than that and your gherkins may not have a chance to really do well. If you are starting your gherkins indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Wheaton the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Wheaton is just an average the actual date of last frost changes from year to year. Half of the time in Wheaton there is a last frost after April 15 so just be sure to be ready to cover your gherkins in the event of a late frost.

USDA Zone Info for Wheaton

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 Wheaton

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