Why Is Washington State Not In The Planting Zone Maps?

Question

I was looking through the planting zone maps and Washington is included in all the states. When you view the 48 connected states by sates one at a time, one state is missing Washington. Ny sister happens to live the Washington state.

Answer 1

I believe this is what you are looking for.

https://www.gardeningknowhow.com/planting-zones/washington-planting-zones.htm