What Growing Zone Is Washington?

Finding your growing zone in Washington is easy with our interactive zone map. Washington contains multiple growing zones based on different climate conditions throughout the state. To find your specific zone, search by zip code or select your town from the list below.

Search Plants by Zip Code

Whether you're planning a home garden or professional landscaping project, knowing your growing zone in Washington helps you select plants that will thrive in your local climate. Our zone information is based on the latest 2023 USDA hardiness zone maps. Search for your town in the list below or click to find zone information for a different state.

WA Hardiness Zones

Select your town in WA from the dropdown below to find its individual plant hardiness zone.

Frequently Asked Questions

Have questions about growing zones in Washington? Check out our FAQ below for quick answers to common questions about USDA hardiness zones and how they affect plant selection in Washington.

According to the latest USDA hardiness zone maps, Washington has more than one growing zone. Different areas within Washington can have different zones based on their climate. To find your specific zone in Washington, enter your zip code in the search, select your town's name from the menu, or view the state zone map below.

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Our information is current through the latest data from the United States Department of Agriculture (USDA). This data was released in 2023 and is based on weather data from the 1991 - 2020 time period in the United States. The map of Washington's growing zones below is based on the average annual extreme minimum temperature throughout the state.

growing zone map for WashingtonPlant based on Washington's growing zones

Is Washington not the right state? Find growing zone information for other regions of the United States by selecting a different state from the list below.

Growing Zones By State

PlantGuideOnline.com combines decades of research to provide accurate growing zone information for every state's climate. By combining information from the USDA with data from top sources like the University of Georgia Weather Network, we are able to provide the most accurate and up to date zone information possible.

Zones by Town

Ready to find the growing zone for your specific town in Washington? We have zone information for every town in the United States. Begin by selecting your town in the list below.

PlantGuideOnline.com has been providing growing zone information for Washington based on the latest scientific data since 2011. We combine the latest growing zone information from the United States Department of Agriculture (USDA) with university databases specific to Washington to give you the most up to date zone information for your individual town. Whether you're an amateur gardener or a professional landscape architect, let us be your guide to the right growing zone information for Washington's climate.

Growing Zones for Every State!

Need to find zone information for a state other than Washington? We have growing zone information for every town and zip code in the entire United States. Select a different state below to begin exploring zone information for other areas.

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