The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of determining when it's the best time to plant maltese cross is to refer to the USDA zone info for Calumet City.

Planting Calendar for Maltese Cross

Frost tolerance for maltese cross:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Maltese Cross do ok in moderate cold which tells us that you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant maltese cross in Calumet City is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant maltese cross and expect a good harvest is probably September. Any later than that and your maltese cross may not have a chance to grow to maturity. You can get started a little bit earlier by starting your maltese cross indoors.

Last Frost Date

On average the last frost is on April 15 in Calumet City. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Calumet City is an average the actual date of last frost changes from year to year. Since half of the time in Calumet City you get surprised by a frost after April 15 be ready to cover your maltese cross in the event of a surprise late frost.

USDA Zone Info for Calumet City

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 Calumet City

You may be interested in your other planting guides for Calumet City.