One of the first steps you take when you are estimating 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.

The earliest that you can plant red cabbage in Carbondale should be estimated by looking at the USDA zone info.

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 ok in pretty solid cold which means that you can plant them earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant red cabbage in Carbondale 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. You probably don't want to wait any later than that or else your red cabbage may not have a chance to really do well. If you are starting your red cabbage indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Carbondale. In the coldest months of winter you can expect an average low temperature of -15°F.

Keep in mind that USDA zone info for Carbondale may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Carbondale there is a last frost after April 15 be ready to cover your red cabbage if you have a surprise late frost.

USDA Zone Info for Carbondale

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 Carbondale

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