The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. 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 savoy cabbage in Powell should be figured out 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.

You can plant savoy cabbage quite a bit earlier in the year because they do well in cold.

The earliest that you can plant savoy cabbage in Powell is March. However, you really should wait until April 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 August. 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. If you are starting your savoy cabbage indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Powell the average date of last frost happens on May 15. In the coldest months of winter you can expect an average low temperature of -25°F.

Since the USDA zone info for Powell is just an average the actual date of last frost will vary from year to year. Half of the time in Powell you get surprised by a frost after May 15 so make sure that you are ready to cover your savoy cabbage if you have a surprise late frost.

USDA Zone Info for Powell

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°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 -20°F.

Plants to Grow in Powell

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