When to Plant Gherkins in Rochester, NH

One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By reviewing the USDA zone info for Rochester you should be able to figure out 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.

Since gherkins require warm weather it's important to wait until after the last frost before you can plant them.

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 Rochester 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. You probably don't want to wait any later than that or else your gherkins may not have a chance to grow to maturity. Starting your gherkins indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Rochester the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

It's important to remember that USDA zone info for Rochester 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 Rochester it frosts late in the year after April 15 so make sure that you are prepared to cover your gherkins if you have one of those late frosts.

USDA Zone Info for Rochester

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 Rochester

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