One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. 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 Flossmoor can be reviewed to determine when it's possible to plant carnation.

Planting Calendar for Carnation

Frost tolerance for carnation:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Carnation are very cold tolerant which means that you can plant them a quite a bit earlier than other frost tender plants.

The earliest that you can plant carnation in Flossmoor 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 carnation and expect a good harvest is probably September. Any later than that and your carnation may not have a chance to really do well. Starting your carnation indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Flossmoor. You should expect an average low temperature of -15°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Flossmoor 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 Flossmoor you get surprised by a frost after April 15 so always be ready to cover your carnation if you have a surprise late frost.

USDA Zone Info for Flossmoor

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 Flossmoor

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