Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant gherkins in Harvey can be determined by looking at the USDA zone info.

Planting Calendar for Gherkins

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

Since gherkins require warm weather you need to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant gherkins in Harvey 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. Any later than that and your gherkins may not have a chance to fully mature. 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 Harvey the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -15°F.

Since the USDA zone info for Harvey is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Harvey you get a frost after April 15 be ready to cover your gherkins in the event of a late frost.

USDA Zone Info for Harvey

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 Harvey

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