Hungry Plants? Time for a Top Dress
Purchase a Plant Nutrient Tissue Test with one
of our four Soil tests and get 15% off.

707 633-8885

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water, soil, tissue

“Dirty Business Soil has emerged as the premier soil testing and consulting entity in Humboldt County, servicing the entire emerald triangle. Their prompt, accurate, and consistent testing protocol gives us the tools….” read more

~ Michael Beck, Sales Manager – Royal Gold


Voted Arcata’s 2017 Business of the Year