The building blocks for your organic grow.
Living Soil BaseThe foundation for your substrate
TopDress BloomFor the flowering stage
Mineral ChargeThe mineral supplement
Organic Line Starter SetGet to know the system
Application guideBuild it into your grow
Microorganisms for your soil.
Shop MicroBio+View the product
Application guideBuild it into your grow
Choose targeted inputs instead of guessing.
Kelp mealKelp as an organic input
Insect frassAn organic input
LeonarditeHumic substances for your soil
Find suitable inputsOpen the nutrient finder
The latest articles from our editorial team.
Dolomitic Lime, Calcite or Gypsum: Which Calcium Source Suits Your Living Soil?
Coffee and Cannabis: A Cultural Connection with History
Rice Husks in Living Soil: Application, Limitations and Differences Compared to Perlite and Pumice
Knowledge for informed decisions.
Our experiences with specific flowers and batches.
Understand strains and trace their origins.
Cannabis social clubs and cultivation associations.
Information and verification for CSC certification.
Share experiences together.
The latest articles, guides and perspectives from the CannaSelection® editorial team.
Recognize cannabis light stress through leaf position, bleaching and growth. Learn how to adjust distance and intensity gradually, and why light distribution, water and climate...
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Learn what Living Soil is, how soil life and nutrients interact, and the basics for getting started. With links to our detailed tutorials.
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How do natural soils differ from many indoor substrates? Explore nutrient cycling, mycorrhiza and buffering capacity, and why the whole root-zone system deserves attention alongside...
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Tap water affects nutrient supply in a grow. We explain calcium, magnesium, bicarbonate and sodium, and how the growing medium and household water softeners matter...
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Indoor winter grows call for attention to root temperature, humidity and watering. We explain how they interact and why observing the substrate and keeping conditions...
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White-label seeds and a breeder’s own work are not the same. We examine provenance, selection and breeding stages such as F1, F2 and BX, and...
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CalMag 3:1 or 4:1 cannot be assessed without knowing your source water. We compare water types, growing media and manufacturer labels, explaining why absolute levels...
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EM compost tea and aerated compost tea follow different approaches. This article describes ingredients, fermentation and fresh application, alongside warning signs of faulty fermentation and...
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Nutrient lockout despite feeding: this article explains the difference between nutrients being present and being available. It examines pH, salt load, root conditions and microbial...
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