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.

A common way of making a decision about when you can plant chinese cabbage is to examine the USDA zone info for Mount Washington.

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 just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant chinese cabbage in Mount Washington 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. You probably don't want to wait any later than that or else your chinese cabbage may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your chinese cabbage indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Mount Washington. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Mount Washington is not always accurate the actual date of last frost is different every year. Since half of the time in Mount Washington you get surprised by a frost after April 15 be ready to cover your chinese cabbage in the event of a surprise late frost.

USDA Zone Info for Mount Washington

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 Mount Washington

You may be interested in your other planting guides for Mount Washington.