One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Grass Valley you can figure out when it's a good idea to plant savoy cabbage by checking out 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 do ok in quite a bit of cold which means that you can plant them much earlier in the year than more sensitive plants.

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

Last Frost Date

On average all chance of frost has passed is on February 15 in Grass Valley. It might get as low as 20°F during the coldest months of winter.

Keep in mind that USDA zone info for Grass Valley is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Grass Valley there is a last frost after February 15 be ready to protect your savoy cabbage in the event of one of those late frosts.

USDA Zone Info for Grass Valley

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Grass Valley

You may be interested in your other planting guides for Grass Valley.