One of the first steps you take when you are figuring out your gardening schedule is find your 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.

A way of figuring out when it's possible to plant red cabbage is to refer to the USDA zone info for Sunbury.

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 weather which tells us that you can plant them earlier in the year than other frost tender plants.

The earliest that you can plant red cabbage in Sunbury 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. If you are starting your red cabbage indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Sunbury. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Sunbury may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Sunbury you get surprised by a frost after April 15 so make sure that you are prepared to protect your red cabbage if you have one of those late frosts.

USDA Zone Info for Sunbury

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 Sunbury

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