When to Plant Decorative Kale in Mill Creek, WA

Before planting it is a good idea to find your USDA Zone info to determine 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.

By referring to the USDA zone info for Mill Creek you will be able to determine when to plant decorative kale.


Planting Calendar for Decorative Kale

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

You can plant decorative kale a bit earlier in the year because they are moderately cold tolerant.

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

The earliest that you can plant decorative kale 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 decorative kale and expect a good harvest is probably September. You probably don't want to wait any later than that or else your decorative kale may not have a chance to fully mature. If you are starting your decorative kale 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 March 15 in Mill Creek. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Mill Creek is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Mill Creek it frosts late in the year after March 15 be ready to cover your decorative kale in the event of one of those late frosts.

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.