One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to estimate when it's the best time to plant asparagus lettuce by referring to the USDA zone info for Clawson.

Planting Calendar for Asparagus lettuce

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

Since asparagus lettuce are not cold tolerant it's important to wait until after the last frost before you can plant them.

The earliest that you can plant asparagus lettuce in Clawson 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 fully mature. Starting your asparagus lettuce indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Clawson the average date of last frost happens on April 15. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Clawson may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Clawson it frosts late in the year after April 15 be ready to cover your asparagus lettuce if you have a surprise late frost.

USDA Zone Info for Clawson

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Clawson

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