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.

You can estimate when it's a good idea to plant chinese cabbage in Columbia by checking out the USDA zone info.

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 are moderately cold tolerant which means that you can plant them a little bit earlier than more sensitive plants.

The earliest that you can plant chinese cabbage in Columbia 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. Any later than that and your chinese cabbage may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your chinese cabbage indoors.

Last Frost Date

On average the last frost is on April 15 in Columbia. In the coldest months of winter you should expect an average low temperature of -10°F.

Always keep in mind that USDA zone info for Columbia is just an average and the actual date of last frost changes from year to year. Since half of the time in Columbia you get surprised by a frost after April 15 be ready to protect your chinese cabbage if you have one of those late frosts.

USDA Zone Info for Columbia

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Columbia

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