One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when to plant asparagus lettuce in Chicago Heights by using the USDA zone info.

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.

You can not plant asparagus lettuce until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant asparagus lettuce in Chicago Heights 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. 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 little bit earlier.

Last Frost Date

In Chicago Heights the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Keep in mind that USDA zone info for Chicago Heights is an average and the actual date of last frost will vary from year to year. Half of the time in Chicago Heights there is a last frost after April 15 so always be ready to protect your asparagus lettuce if you have one of those late frosts.

USDA Zone Info for Chicago Heights

Here is the info for USDA Zone 5b.

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

Plants to Grow in Chicago Heights

You may be interested in your other planting guides for Chicago Heights.