One of the best tools that you have as gardeners to help us figure out 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.

The earliest that you can plant savoy cabbage in Sumner can be figured out by looking at 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 well in quite a bit of cold which means that you can plant them a lot earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant savoy cabbage in Sumner 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. If you wait any later than that and your savoy cabbage may not have a chance to really do well. You can get started a little bit earlier by starting your savoy cabbage indoors.

Last Frost Date

In Sumner the average date of last frost happens on March 15. You can expect an average low temperature of 15°F in the coldest months of winter.

Since the USDA zone info for Sumner 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 Sumner you get a frost after March 15 be ready to protect your savoy cabbage in the event of one of those late frosts.

USDA Zone Info for Sumner

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Sumner

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