One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Pewaukee can be reffered to in order to estimate when it's a good idea to plant gherkins.

Planting Calendar for Gherkins

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

It's not a good idea to plant gherkins until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant gherkins in Pewaukee 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 grow to maturity. You can get started a few weeks earlier by starting your gherkins indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Pewaukee. You should expect an average low temperature of -20°F in the coldest months of winter.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Pewaukee and it will vary from year to year. Since half of the time in Pewaukee you get a frost after April 15 be ready to cover your gherkins if you have one of those late frosts.

USDA Zone Info for Pewaukee

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Pewaukee

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