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

The first chance to plant savoy cabbage in Grayslake should be determined by reviewing the USDA zone info.

Planting Calendar for Savoy cabbage

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

You can plant savoy cabbage a lot earlier in the year because they are very cold tolerant.

The earliest that you can plant savoy cabbage in Grayslake 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 savoy cabbage and expect a good harvest is probably September. You probably don't want to wait any later than that or else your savoy cabbage may not have a chance to really do well. You can get started a couple of weeks earlier by starting your savoy cabbage indoors.

Last Frost Date

The average date of last frost is April 15 in Grayslake. You should expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Grayslake is not always accurate the actual date of last frost will vary from year to year. Half of the time in Grayslake there is a last frost after April 15 so make sure that you are ready to protect your savoy cabbage if you have a late frost.

USDA Zone Info for Grayslake

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 Grayslake

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