The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Pullman you can determine when it's the best time to plant corn salad by checking out the USDA zone info.

Planting Calendar for Corn salad

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

Since corn salad require warm weather you have to wait until after the last frost has passed before you can plant them.

The earliest that you can plant corn salad in Pullman is April. However, you really should wait until May 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 August. You probably don't want to wait any later than that or else your corn salad may not have a chance to really do well. If you are starting your corn salad indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Pullman. In the coldest months of winter you should expect an average low temperature of -5°F.

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Pullman and it will vary from year to year. Since half of the time in Pullman it frosts late in the year after April 15 be ready to protect your corn salad in the event of one of those late frosts.

USDA Zone Info for Pullman

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Pullman

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