When to Plant Chinese cabbage in Mill Creek, WA

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to determine when it's possible to plant chinese cabbage by reviewing the USDA zone info for Mill Creek.


Planting Calendar for Chinese cabbage

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

Since chinese cabbage do well in moderate cold you can plant them a little bit earlier in the year than more sensitive plants.

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

The earliest that you can plant chinese cabbage in Mill Creek 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 chinese cabbage and expect a good harvest is probably September. You probably don't want to wait any later than that or else your chinese cabbage may not have a chance to grow to maturity. If you are starting your chinese cabbage indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Mill Creek the average date of last frost happens on March 15. It might get as low as 15°F during the coldest months of winter.

Remember that USDA zone info for Mill Creek is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Mill Creek it frosts late in the year after March 15 be ready to protect your chinese cabbage if you have a surprise late frost.

USDA Zone Info for Mill Creek

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 Low15°F
Highest Expected Low20°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 Mill Creek

You may be interested in your other planting guides for Mill Creek.