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.

A way of estimating when it's possible to plant festuca is to refer to the USDA zone info for North Chicago.

Planting Calendar for Festuca

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

Since festuca are moderately cold tolerant you can plant them just a bit earlier in the year than more sensitive plants.

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

Last Frost Date

On average the last frost is on April 15 in North Chicago. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for North Chicago may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in North Chicago you get surprised by a frost after April 15 be ready to cover your festuca if you have one of those late frosts.

USDA Zone Info for North Chicago

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 North Chicago

You may be interested in your other planting guides for North Chicago.