One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of estimating when it's possible to plant red cabbage is to look at the USDA zone info for Waconia.

Planting Calendar for Red cabbage

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

Red cabbage are very cold tolerant which tells us that you can start planting them much earlier than other plants that might not handle the cold.

The earliest that you can plant red cabbage in Waconia 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 red cabbage and expect a good harvest is probably August. If you wait any later than that and your red cabbage may not have a chance to grow to maturity. If you are starting your red cabbage indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Waconia. You should expect an average low temperature of -25°F in the coldest months of winter.

It's important to remember that USDA zone info for Waconia is an average and the actual date of last frost will vary from year to year. Since half of the time in Waconia you get a frost after May 15 be ready to protect your red cabbage in the event of one of those late frosts.

USDA Zone Info for Waconia

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Waconia

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