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KiS Organics soil and nutrient products displayed outdoors among grasses

Living soil, simplified.

Living soils and amendments built on lab-tested, microscope-verified compost and peat. Just plant and water.

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  • 4.9 out of 5 stars

    From 1,250+ customer reviews.

  • Microscope tested

    Compost and peat selected with phase-contrast microscopy.

  • Heavy metal tested

    Lab reports published for our soils.

  • Registered fertilizer

    Our water-only mixes are registered for their fertility.

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Learn the science

Straight talk about soil science

On the Cannabis Cultivation & Science Podcast we sit down with researchers and growers to dig into what the data says about organic growing.

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  • Find KIS near you

    Pick up KIS soil from a retailer near you across the US and Canada.

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  • Test, don't guess

    Soil testing and consultations to dial in exactly what your soil needs.

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