When to Plant Cabbage in De Witt, IA

One of the best tools that you have as gardeners to help us estimate 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.

You will be able to figure out when it's possible to plant cabbage by using the USDA zone info for De Witt.


Planting Calendar for Cabbage

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

Cabbage are one of those plants that can tolerate a little bit of cold weather which tells us that you can plant them a little bit earlier than other plants that might not handle the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant cabbage
Possibly ok, but a risky time to plant cabbage
Probably not a good time to plant cabbage

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

Last Frost Date

In De Witt the average date of last frost happens on April 15. It might get as low as -20°F during the coldest months of winter.

It's important to remember that the actual date of last frost is an average because it is based on the USDA zone info for De Witt and it will vary from year to year. Since half of the time in De Witt you get surprised by a frost after April 15 be ready to cover your cabbage in the event of a late frost.

USDA Zone Info for De Witt

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 De Witt

You may be interested in your other planting guides for De Witt.