California’s Redwood Coast from Crescent City to Trinidad spans nine different USDA Planting Zones from 6b to 10b, as declared by USDA update in 2023. Winter temperatures here range from -5°F to 40°F (-20.6°C to 4.4°C).
The coldest zone here is USDA zone 6b (-5°F to 0°F / -20.6°C to -17.8°C) which covers parts of Trinity County inland. The warmest zone is USDA zone 10b (35°F to 40°F / 1.7°C to 4.4°C) found in parts of Humboldt County near the coast.
Most coastal towns like Arcata, Eureka, McKinleyville, and Trinidad are in the mild USDA zone 9b (25°F to 30°F / -3.9°C to -1.1°C) with winter lows rarely dropping below freezing.
Many areas here span multiple USDA zones like Crescent City and Junction City (8a-9a). Smaller coastal communities like Cutten, Ferndale, Fortuna, Rio Dell, and Scotia are consistently in the moderate USDA zone 9b.
Locate your city or town on California‘s Redwood Coast using the interactive map or the USDA hardiness zones table provided below.
USDA Zones Map of Redwood Coast, CA
Select or type your Redwood Coast, California, location in selection box below, to find its USDA Growing zone.
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USDA Planting Zone
This zone’s data comes from the United States Department of Agriculture (USDA), with the most recent zone updates released in 2023
Planting Zones
Planting Zones
Planting Zones Table of Redwood Coast, CA
Redwood Coast region in California has nine USDA Planting Zones from 6b to 10b. The 20 USDA hardiness zone locations in Redwood Coast are Arcata, Crescent City, Cutten, Del Norte County, Eureka, Ferndale, Fieldbrook, Fortuna, Humboldt County, Junction City, Klamath, McKinleyville, Redcrest, Rio Dell, Scotia, Smith River, Trinidad, Trinity County, Weaverville, and Willow Creek. The 20 USDA hardiness zone locations in Redwood Coast are listed below.
| Location | USDA Hardiness Zone |
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