The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Chicago Ridge should be read to figure out when to plant ruby grass.

Planting Calendar for Ruby Grass

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

Ruby Grass can survive in very little cold which means that you can plant them slightly earlier in the year than more sensitive plants.

The earliest that you can plant ruby grass in Chicago 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 ruby grass and expect a good harvest is probably August. Any later than that and your ruby grass may not have a chance to really do well. Starting your ruby grass indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Chicago Ridge the average date of last frost happens on April 15. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Chicago Ridge may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Chicago Ridge it frosts late in the year after April 15 be ready to protect your ruby grass if you have a late frost.

USDA Zone Info for Chicago Ridge

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Chicago Ridge

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