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 earliest that you can plant festuca in Herrin can be figured out by looking at the USDA zone info.

Planting Calendar for Festuca

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

Festuca do well in moderate cold which tells us that you can get them planted earlier than plants that are more sensitive to the cold.

The earliest that you can plant festuca in Herrin 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 little bit earlier by starting your festuca indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Herrin. It might get as low as -5°F during the coldest months of winter.

It's important to remember that USDA zone info for Herrin is just an average and the actual date of last frost is different every year. Half of the time in Herrin you get surprised by a frost after April 15 so be sure to be ready to protect your festuca in the event of a late frost.

USDA Zone Info for Herrin

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Herrin

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