Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to determine when it's the best time to plant maltese cross by using the USDA zone info for Carol Stream.

Planting Calendar for Maltese Cross

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

Since maltese cross do well in moderate cold you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant maltese cross in Carol Stream 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 fully mature. Starting your maltese cross indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Carol Stream. In the coldest months of winter you can expect an average low temperature of -15°F.

Always keep in mind that USDA zone info for Carol Stream may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Carol Stream there is a last frost after April 15 so be sure to be ready to cover your maltese cross in the event of one of those late frosts.

USDA Zone Info for Carol Stream

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 Carol Stream

You may be interested in your other planting guides for Carol Stream.