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

A common way of figuring out when to plant gherkins is to consult the USDA zone info for Tustin.

Planting Calendar for Gherkins

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

You can not plant gherkins until after the last frost because they are not cold tolerant.

The earliest that you can plant gherkins in Tustin is February. However, you really should wait until March 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. If you wait any later than that and your gherkins may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your gherkins indoors.

Last Frost Date

In Tustin the average date of last frost happens on January 31. In the coldest months of winter you can expect an average low temperature of 30°F.

Since the USDA zone info for Tustin is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Tustin you get a frost after January 31 so make sure that you are prepared to cover your gherkins if you have one of those late frosts.

USDA Zone Info for Tustin

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Tustin

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