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.

You should be able to estimate when it's possible to plant napa cabbage by referring to the USDA zone info for Emerson.

Planting Calendar for Napa cabbage

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

Napa cabbage do well in cold which means that you can plant them much earlier than other frost tender plants.

The earliest that you can plant napa cabbage in Emerson 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 fully mature. If you are starting your napa cabbage indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Emerson. It might get as low as 0°F during the coldest months of winter.

Keep in mind that USDA zone info for Emerson is not always accurate and the actual date of last frost is different every year. Since half of the time in Emerson there is a last frost after April 15 be ready to cover your napa cabbage if you have one of those late frosts.

USDA Zone Info for Emerson

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Emerson

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