One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant cabbage in Port Townsend should be estimated by using 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.

You can plant cabbage just a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant cabbage in Port Townsend 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

The average date of last frost is March 15 in Port Townsend. In the coldest months of winter you can expect an average low temperature of 15°F.

Since the USDA zone info for Port Townsend is not always accurate the actual date of last frost is different every year. Half of the time in Port Townsend there is a last frost after March 15 so be sure to be ready to cover your cabbage in the event of a late frost.

USDA Zone Info for Port Townsend

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 Townsend

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