When to Plant Cabbage in Washington, IL

The USDA Zone info is a great tool for gardeners to help us figure out 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.

In Washington you can figure out when it's possible to plant cabbage by reviewing 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.

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

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

The earliest that you can plant cabbage in Washington 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. You probably don't want to wait any later than that or else your cabbage may not have a chance to grow to maturity. If you are starting your cabbage indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Keep in mind that USDA zone info for Washington is not always accurate and the actual date of last frost is different every year. Since half of the time in Washington there is a last frost after April 15 be ready to cover your cabbage in the event of one of those late frosts.

USDA Zone Info for Washington

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-15°F
Highest Expected Low-10°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 -10°F.

Plants to Grow in Washington

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