Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Port Royal you can figure out when it's a good idea to plant cabbage by looking at the USDA zone info.

Planting Calendar for Cabbage

Frost tolerance for cabbage:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since cabbage do well in moderate cold you can plant them a bit earlier in the year than other frost tender plants.

The earliest that you can plant cabbage in Port Royal 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 cabbage and expect a good harvest is probably September. Any later than that and your cabbage may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your cabbage indoors.

Last Frost Date

On average the last frost is on March 15 in Port Royal. In the coldest months of winter you can expect an average low temperature of 15°F.

Since the USDA zone info for Port Royal is not always accurate the actual date of last frost is different every year. Since half of the time in Port Royal you get surprised by a frost after March 15 be ready to protect your cabbage if you have a surprise late frost.

USDA Zone Info for Port Royal

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Port Royal

You may be interested in your other planting guides for Port Royal.