The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By reviewing the USDA zone info for Beaverton you will be able to determine when it's the best time to plant cabbage.

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 just a bit earlier in the year than other frost tender plants.

The earliest that you can plant cabbage in Beaverton 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 really do well. Starting your cabbage indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on March 15 in Beaverton. In the coldest months of winter you should expect an average low temperature of 15°F.

Since the USDA zone info for Beaverton may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Beaverton last frost occurs after March 15 so make sure that you are ready to cover your cabbage if you have a surprise late frost.

USDA Zone Info for Beaverton

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 Beaverton

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