Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to determine when you can plant cabbage by checking out the USDA zone info for Healdsburg.

Planting Calendar for Cabbage

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

Cabbage are moderately cold tolerant which tells us that you can start planting them earlier than other frost tender plants.

The earliest that you can plant cabbage in Healdsburg is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant cabbage and expect a good harvest is probably October. You probably don't want to wait any later than that or else your cabbage may not have a chance to fully mature. You can get started a few weeks earlier by starting your cabbage indoors.

Last Frost Date

The average date of last frost is February 15 in Healdsburg. In the coldest months of winter you can expect an average low temperature of 25°F.

Remember that USDA zone info for Healdsburg is just an average and the actual date of last frost will vary from year to year. Since half of the time in Healdsburg it frosts late in the year after February 15 be ready to protect your cabbage if you have a surprise late frost.

USDA Zone Info for Healdsburg

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Healdsburg

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