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.

One way of estimating when to plant chinese cabbage is to examine the USDA zone info for Chehalis.

Planting Calendar for Chinese cabbage

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

You can plant chinese cabbage a little bit earlier in the year because they do well in moderate cold.

The earliest that you can plant chinese cabbage in Chehalis 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. Any later than that and your chinese cabbage may not have a chance to fully mature. Starting your chinese cabbage indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Chehalis. You can expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Chehalis may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Chehalis you get surprised by a frost after March 15 be ready to cover your chinese cabbage in the event of a surprise late frost.

USDA Zone Info for Chehalis

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Chehalis

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