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.

A common way of estimating when it's a good idea to plant corn salad is to refer to the USDA zone info for Barstow.

Planting Calendar for Corn salad

Frost tolerance for corn salad:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since corn salad do not do well in cold weather it is necessary to wait until after the last frost before you can plant them.

The earliest that you can plant corn salad in Barstow 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 corn salad and expect a good harvest is probably September. If you wait any later than that and your corn salad may not have a chance to really do well. You can get started a few weeks earlier by starting your corn salad indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Barstow. It might get as low as 20°F during the coldest months of winter.

Always keep in mind that USDA zone info for Barstow may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Barstow last frost occurs after February 15 be ready to cover your corn salad in the event of one of those late frosts.

USDA Zone Info for Barstow

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 Barstow

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