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.

A common way of making a decision about when it's possible to plant corn salad is to examine the USDA zone info for Orinda.

Planting Calendar for Corn salad

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

It's a bad idea to plant corn salad until after the last frost because they require warm weather.

The earliest that you can plant corn salad in Orinda 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 grow to maturity. Starting your corn salad indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Orinda the average date of last frost happens on February 15. You can expect an average low temperature of 25°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Orinda and it can change quite a bit from year to year. Half of the time in Orinda you get a frost after February 15 so make sure that you are prepared to cover your corn salad if you have a late frost.

USDA Zone Info for Orinda

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 Orinda

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