Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of estimating when it's a good idea to plant asparagus lettuce is to refer to the USDA zone info for Omak.

Planting Calendar for Asparagus lettuce

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

Asparagus lettuce are not cold tolerant which means that you need to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant asparagus lettuce in Omak 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 asparagus lettuce and expect a good harvest is probably August. You probably don't want to wait any later than that or else your asparagus lettuce may not have a chance to grow to maturity. Starting your asparagus lettuce indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Omak. You can expect an average low temperature of 0°F in the coldest months of winter.

Keep in mind that USDA zone info for Omak is just an average and the actual date of last frost changes from year to year. Half of the time in Omak you get surprised by a frost after April 15 so be sure to be ready to cover your asparagus lettuce in the event of a surprise late frost.

USDA Zone Info for Omak

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Omak

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