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.

The first chance to plant savoy cabbage in Hannibal can be estimated 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 tells us that you can plant them much earlier in the year than other plants that might not handle the cold.

The earliest that you can plant savoy cabbage in Hannibal 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. You probably don't want to wait any later than that or else 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

On average all chance of frost has passed is on April 15 in Hannibal. It might get as low as -10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Hannibal is an average and the actual date of last frost will vary from year to year. Since half of the time in Hannibal you get surprised by a frost after April 15 be ready to protect your savoy cabbage if you have a late frost.

USDA Zone Info for Hannibal

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Hannibal

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