When can I plant Chinese cabbage in Zone 1a

One of the best tools that we have as gardeners to help us figure out our gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for our area.

You will be able to determine when to plant chinese cabbage by using the USDA zone info for Zone 1a.


Planting Calendar for Chinese cabbage

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

Chinese cabbage do well in mild cold which tells us that you can plant them just a bit earlier in the year than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant chinese cabbage
Possibly ok, but a risky time to plant chinese cabbage
Probably not a good time to plant chinese cabbage

The earliest that you can plant chinese cabbage in Zone 1a is May. However, you really should wait until June 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 July. You probably don't want to wait any later than that or else your chinese cabbage may not have a chance to fully mature. Starting your chinese cabbage indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Zone 1a the average date of last frost happens on June 15. We can expect an average low temperature of -60°F in the coldest months of winter.

Since the USDA zone info for Zone 1a may not be accurate from year to year our actual date of last frost will vary from year to year. Since half of the time in Zone 1a there is a last frost after June 15 be ready to cover your chinese cabbage in the event of a surprise late frost.

USDA Zone Info for Zone 1a

Here is the info for USDA Zone 1a.

Average Date of Last Frost (spring)June 15
Average Date of First Frost (fall)July 15
Lowest Expected Low-60°F
Highest Expected Low-55°F

This means that on a really cold year, the coldest it will get is -60°F. On most years you should be prepared to experience lows near -55°F.

Plants to Grow in Zone 1a

You may be interested in our other planting guides for Zone 1a.