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.

In Park Ridge you can determine when it's possible to plant chrysanthemums by referring to the USDA zone info.

Planting Calendar for Chrysanthemums

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

Chrysanthemums can survive in some cold which means that you can plant them a bit earlier in the year than more sensitive plants.

The earliest that you can plant chrysanthemums in Park Ridge 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 chrysanthemums and expect a good harvest is probably August. If you wait any later than that and your chrysanthemums may not have a chance to really do well. You can get started a couple of weeks earlier by starting your chrysanthemums indoors.

Last Frost Date

The average date of last frost is April 15 in Park Ridge. You can expect an average low temperature of 0°F in the coldest months of winter.

It's important to remember that the actual date of last frost is an average because it is based on the USDA zone info for Park Ridge and it is different every year. Half of the time in Park Ridge there is a last frost after April 15 so be sure to be ready to cover your chrysanthemums in the event of one of those late frosts.

USDA Zone Info for Park Ridge

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Park Ridge

You may be interested in your other planting guides for Park Ridge.