Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant fanflower in Mundelein should be determined by reviewing the USDA zone info.

Planting Calendar for Fanflower

Frost tolerance for fanflower:	Not tolerant of frost.
When to plant:	After the last frost.

It's probably a bad idea to plant fanflower until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant fanflower in Mundelein 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 fanflower and expect a good harvest is probably August. Any later than that and your fanflower may not have a chance to fully mature. You can get started a little bit earlier by starting your fanflower indoors.

Last Frost Date

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

Since the USDA zone info for Mundelein is not always accurate the actual date of last frost is different every year. Half of the time in Mundelein last frost occurs after April 15 so make sure that you are ready to cover your fanflower if you have one of those late frosts.

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.