One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By checking out the USDA zone info for Zone 6b it's a good idea to estimate when it's possible to plant chinese cabbage.

Planting Calendar for Chinese cabbage

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

Chinese cabbage do ok in moderate cold which means that you can plant them a little bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant chinese cabbage in Zone 6b 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 chinese cabbage and expect a good harvest is probably September. If you wait any later than that and your chinese cabbage may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your chinese cabbage indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Zone 6b. In the coldest months of winter you should expect an average low temperature of -5°F.

Just be sure to remember that USDA zone info for Zone 6b is just an average and the actual date of last frost changes from year to year. Since half of the time in Zone 6b you get a frost after April 15 be ready to cover your chinese cabbage if you have a surprise late frost.

USDA Zone Info for Zone 6b

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 Zone 6b

You may be interested in your other planting guides for Zone 6b.