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.

In Glendale Heights you can figure out when to plant corn salad by referring to 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 when the weather gets warmer.

You should not plant corn salad 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 corn salad in Glendale 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 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 grow to maturity. You can get started a few weeks earlier by starting your corn salad indoors.

Last Frost Date

In Glendale Heights the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Glendale Heights is just an average the actual date of last frost will vary from year to year. Since half of the time in Glendale Heights last frost occurs after April 15 be ready to protect your corn salad if you have one of those late frosts.

USDA Zone Info for Glendale 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 Glendale Heights

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