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

A common way of figuring out when to plant asparagus lettuce is to use the USDA zone info for Detroit Lakes.

Planting Calendar for Asparagus lettuce

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

You really shouldn't plant asparagus lettuce until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant asparagus lettuce in Detroit Lakes is May. However, you really should wait until June 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. Any later than that and your asparagus lettuce may not have a chance to really do well. Starting your asparagus lettuce indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Detroit Lakes the average date of last frost happens on May 15. In the coldest months of winter you should expect an average low temperature of -35°F.

Since the USDA zone info for Detroit Lakes is not always accurate the actual date of last frost will vary from year to year. Half of the time in Detroit Lakes you get a frost after May 15 so make sure that you are ready to protect your asparagus lettuce if you have one of those late frosts.

USDA Zone Info for Detroit Lakes

Here is the info for USDA Zone 3b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-35°F
Highest Expected Low	-30°F

This means that on a really cold year, the coldest it will get is -35°F. On most years you should be prepared to experience lows near -30°F.

Plants to Grow in Detroit Lakes

You may be interested in your other planting guides for Detroit Lakes.