One of the first steps you take when you are estimating 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.

The best time to plant cabbage in Kennewick can be figured out 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.

Cabbage are one of those plants that can tolerate a little bit of cold weather which tells us that you can plant them a little bit earlier than plants that are more sensitive to the cold.

The earliest that you can plant cabbage in Kennewick 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. If you wait any later than that and your cabbage may not have a chance to really do well. You can get started a little bit earlier by starting your cabbage indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Kennewick. It might get as low as 0°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Kennewick is an average and the actual date of last frost will vary from year to year. Since half of the time in Kennewick it frosts late in the year after April 15 be ready to cover your cabbage if you have a surprise late frost.

USDA Zone Info for Kennewick

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 Kennewick

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