One of the first steps you take when you are figuring out 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.

The USDA zone info for Warrenton can be looked at to estimate when 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 are not cold tolerant it is necessary to wait until after the last frost has passed before you can plant them.

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

The last month that you can plant gherkins and expect a good harvest is probably September. You probably don't want to wait any later than that or else your gherkins may not have a chance to fully mature. Starting your gherkins indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Warrenton. It might get as low as 20°F during the coldest months of winter.

It's important to remember that USDA zone info for Warrenton may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Warrenton there is a last frost after February 15 so be sure to be ready to protect your gherkins if you have a surprise late frost.

USDA Zone Info for Warrenton

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°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 25°F.

Plants to Grow in Warrenton

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