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.

In Danbury you can estimate when it's possible to plant red cabbage by reviewing 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 can survive in cold weather which tells us that you can plant them much earlier in the year than more sensitive plants.

The earliest that you can plant red cabbage in Danbury 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. Any later than that and your red cabbage may not have a chance to really do well. You can get started a few weeks earlier by starting your red cabbage indoors.

Last Frost Date

The average date of last frost is April 15 in Danbury. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Danbury is not always accurate the actual date of last frost is different every year. Since half of the time in Danbury last frost occurs after April 15 be ready to protect your red cabbage if you have a late frost.

USDA Zone Info for Danbury

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 Danbury

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