When to Plant Napa cabbage in Selah, WA

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 napa cabbage in Selah can be determined by checking out the USDA zone info.


Planting Calendar for Napa cabbage

Frost tolerance for napa cabbage: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

You can plant napa cabbage earlier in the year because they do well in cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant napa cabbage
Possibly ok, but a risky time to plant napa cabbage
Probably not a good time to plant napa cabbage

The earliest that you can plant napa cabbage in Selah 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 napa cabbage and expect a good harvest is probably September. 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 couple of weeks earlier by starting your napa cabbage indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Selah. In the coldest months of winter you can expect an average low temperature of -5°F.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Selah and it changes from year to year. Half of the time in Selah last frost occurs after April 15 so make sure that you are prepared to protect your napa cabbage if you have one of those late frosts.

USDA Zone Info for Selah

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-5°F
Highest Expected Low0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Selah

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