When to Plant Napa cabbage in Poulsbo, WA

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

The best time to plant napa cabbage in Poulsbo should be figured out by checking out the USDA zone info.

Create beautiful hand-made plants at forever-plants.com

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 much earlier in the year because they are very cold tolerant.

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 Poulsbo 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. Any later than that and your napa cabbage may not have a chance to grow to maturity. Starting your napa cabbage indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Poulsbo. You can expect an average low temperature of 15°F in the coldest months of winter.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Poulsbo and it is different every year. Half of the time in Poulsbo there is a last frost after March 15 so be sure to be ready to protect your napa cabbage if you have one of those late frosts.

USDA Zone Info for Poulsbo

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 Poulsbo

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