Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By reviewing the USDA zone info for Herrin you should be able to determine when you can plant cabbage.

Planting Calendar for Cabbage

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

You can plant cabbage a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant cabbage in Herrin 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 really do well. If you are starting your 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 Herrin. You should expect an average low temperature of -5°F in the coldest months of winter.

Keep in mind that USDA zone info for Herrin may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Herrin 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 Herrin

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Herrin

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