West Slope's Hardiness Zone

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Our records indicate the United States Department of Agriculture has given West Slope a 2023 growing zone designation of 8b. Sometimes also called the planting zone or hardiness zone, this zone number gives you an idea of what plants can and cannot grow in West Slope's climate. If you are looking for plants suitable for growing in the West Slope area, head on over to our page on plants that grow well in West Slope, OR.

Understanding your growing zone is very important because it is a measure of the lowest temperature that a plant can survive, helping you to decide what plants would grow best in your particular climate. Since West Slope is in growing zone 8b this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for West Slope's climate should be chosen with this in mind or plants should be moved inside to keep their core temperature in the right range if necessary.

2023 USDA Growing Zone: 8b

Zip Codes: 97225, 97005, 97298

Longitude: -122.773

Latitude: 45.4962

Lowest Avg Temperatures (F): 15 to 20