One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when it's a good idea to plant savoy cabbage in Mukwonago by referring to 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.

Since savoy cabbage are very cold tolerant you can plant them a lot earlier in the year than more sensitive plants.

The earliest that you can plant savoy cabbage in Mukwonago 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. If you wait any later than that and your savoy cabbage may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your savoy cabbage indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Mukwonago. You can expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Mukwonago is not always accurate the actual date of last frost is different every year. Half of the time in Mukwonago it frosts late in the year after April 15 so always be ready to cover your savoy cabbage in the event of one of those late frosts.

USDA Zone Info for Mukwonago

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Mukwonago

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