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 best time to plant napa cabbage in Hamtramck can be determined by looking at the USDA zone info.

Planting Calendar for Napa cabbage

Frost tolerance for napa cabbage:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant napa cabbage a lot earlier in the year because they are very cold tolerant.

The earliest that you can plant napa cabbage in Hamtramck 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 napa cabbage and expect a good harvest is probably September. You probably don't want to wait any later than that or else your napa cabbage may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your napa cabbage indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Hamtramck. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Hamtramck 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 Hamtramck you get surprised by a frost after April 15 be ready to cover your napa cabbage if you have a surprise late frost.

USDA Zone Info for Hamtramck

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Hamtramck

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