One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of estimating when you can plant napa cabbage is to consult the USDA zone info for Missouri City.

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 ok in a bit of cold which tells us that you can plant them a lot earlier in the year than other plants that might not handle the cold.

The earliest that you can plant napa cabbage in Missouri City is January. However, you really should wait until February 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 October. If you wait any later than that and your napa cabbage may not have a chance to really do well. You can get started a few weeks earlier by starting your napa cabbage indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Missouri City. You can expect an average low temperature of 20°F in the coldest months of winter.

It's important to remember that USDA zone info for Missouri City may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Missouri City it frosts late in the year after February 15 be ready to protect your napa cabbage if you have a late frost.

USDA Zone Info for Missouri City

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Missouri City

You may be interested in your other planting guides for Missouri City.