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

You can figure out when it's possible to plant corn salad in Snoqualmie by reviewing 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.

You should not plant corn salad until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant corn salad in Snoqualmie 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. If you wait any later than that and your corn salad may not have a chance to fully mature. If you are starting your corn salad indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Snoqualmie. In the coldest months of winter you can expect an average low temperature of 15°F.

It's important to remember that USDA zone info for Snoqualmie is just an average and the actual date of last frost changes from year to year. Since half of the time in Snoqualmie you get surprised by a frost after March 15 be ready to protect your corn salad in the event of a late frost.

USDA Zone Info for Snoqualmie

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Snoqualmie

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