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 determine when it's the best time to plant savoy cabbage in Columbia by referring to the USDA zone info.

Planting Calendar for Savoy cabbage

Frost tolerance for savoy cabbage:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Savoy cabbage tend to make it in quite a bit of cold which means that you can plant them a lot earlier in the year than more sensitive plants.

The earliest that you can plant savoy 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 savoy cabbage and expect a good harvest is probably September. Any later than that and your savoy cabbage may not have a chance to grow to maturity. Starting your savoy cabbage indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Columbia. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Columbia is just an average the actual date of last frost will vary from year to year. Since half of the time in Columbia you get surprised by a frost after April 15 be ready to cover your savoy cabbage if you have a surprise late frost.

USDA Zone Info for Columbia

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 Columbia

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