Dewey-Humboldt's Hardiness Zone

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

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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 Dewey-Humboldt is in growing zone 8a this means that plants there can survive temperatures as low as 10 to 15 degrees Fahrenheit. Plants chosen for Dewey-Humboldt'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.

USDA Growing Zone: 8a

Zip Codes: 86329, 86327

Longitude: -112.2496

Latitude: 34.5174

Lowest Avg Temperatures (F): 10 to 15