Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to estimate when it's a good idea to plant gherkins by looking at the USDA zone info for Vallejo.

Planting Calendar for Gherkins

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

Since gherkins are not cold tolerant it's important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant gherkins in Vallejo 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. If you wait any later than that and your gherkins may not have a chance to grow to maturity. 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 Vallejo the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Vallejo and it changes from year to year. Since half of the time in Vallejo last frost occurs after February 15 be ready to protect your gherkins if you have a surprise late frost.

USDA Zone Info for Vallejo

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Vallejo

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