The USDA Zone info is a great tool for gardeners to help us determine 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.

The USDA zone info for Mundelein can be used to determine when it's possible to plant echinacea.

Planting Calendar for Echinacea

Frost tolerance for echinacea:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Echinacea are barely cold tolerant which tells us that you can plant them slightly earlier than more sensitive plants.

The earliest that you can plant echinacea in Mundelein is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant echinacea and expect a good harvest is probably August. Any later than that and your echinacea may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your echinacea indoors.

Last Frost Date

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

Since the USDA zone info for Mundelein is not always accurate the actual date of last frost is different every year. Since half of the time in Mundelein you get surprised by a frost after April 15 be ready to cover your echinacea in the event of a late frost.

USDA Zone Info for Mundelein

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 Mundelein

You may be interested in your other planting guides for Mundelein.