When to Plant Red cabbage in Harvard, IL

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Harvard you will be able to estimate when to plant red cabbage.


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 do well in cold which means that you can plant them much earlier than plants that are more sensitive to the cold.

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

The earliest that you can plant red cabbage in Harvard 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 red cabbage and expect a good harvest is probably September. If you wait any later than that and your red cabbage may not have a chance to really do well. You can get started a little bit earlier by starting your red cabbage indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Harvard. It might get as low as -15°F during the coldest months of winter.

It's important to remember that USDA zone info for Harvard may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Harvard you get surprised by a frost after April 15 so be sure to be ready to protect your red cabbage if you have one of those late frosts.

USDA Zone Info for Harvard

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 Harvard

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