One of the best tools that you have as gardeners to help us estimate your 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 your area.

The earliest that you can plant cabbage in San Rafael should be figured out by reviewing the USDA zone info.

Planting Calendar for Cabbage

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

You can plant cabbage a bit earlier in the year because they are moderately cold tolerant.

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

Last Frost Date

The average date of last frost is January 31 in San Rafael. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for San Rafael is just an average the actual date of last frost can change quite a bit from year to year. Since half of the time in San Rafael you get a frost after January 31 be ready to protect your cabbage if you have a late frost.

USDA Zone Info for San Rafael

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in San Rafael

You may be interested in your other planting guides for San Rafael.