Rockwool in Cannabis Cultivation – The Mineral Cube with Two Faces

Rockwool cubes in cannabis cultivation – how they’re made, how to use them properly, and what to watch out for. Learn about health risks, environmental impact, and eco-friendly alternatives.

Soil That Works for You — No-till, Living Soil and Simple Compost Teas

Discover the philosophy of living soil and the no-till system. How to prepare a base mix, when to use top-dress and worm tea, and whether it really makes sense in an indoor growroom.

Super Soil vs. Coco Coir — A Comparison of Growing Methods

Super Soil or Coco Coir? Explore a detailed comparison of two of the most popular cannabis growing methods. Costs, difficulty, yields and flavor — find out what really works best in a home growroom.

Coco for beginners — pH 5.5–6.5, how much Cal-Mag, how often to water under LED

Simple coco grow guide: what pH to set, why calcium and magnesium matter, how often to water, solution “strength” (EC), ready-to-use recipes and costs (EUR).

Hydroponic Substrates – Which Should You Choose?

Rockwool, LECA, coco, perlite, phenolic foam… Match the medium to DWC, NFT, flood & drain, or drip so it helps—not hinders.

Which Additives Improve Substrate Structure?

Perlite, pumice, coco, biochar, bark, zeolite & more. What to add, which particle size, and what % so the mix “breathes” yet holds water.

Supermarket Soil vs. Specialized Mixes – Which Should You Choose?

Is supermarket soil good enough for growing, or should you invest in specialized mixes? A grower’s guide: pros, cons, differences in composition, and practical advice for beginners.

Perlite, Clay Pebbles, Pumice or Vermiculite? How to Choose Soil Amendments and How They Change Your Medium

Perlite, clay pebbles, pumice or vermiculite? Comparison of popular soil amendments — their properties, pros and cons. How to improve aeration, water retention and stability of your mix?

How to Choose the Right Substrate: Coco, Living Soil or Peat-Free Mixes?

Coco, living soil or peat-free substrates? Comparison of the most popular growing media: aeration, water retention, CEC and microbiology — choose wisely.

  • 19-Sep-2024
The Best Substrates for Indoor Growing – Soil, Coco, Hydroton

Choosing the right substrate is the foundation of successful home cannabis cultivation. Learn about the advantages and disadvantages of soil, coco, and hydroton to consciously decide which medium best suits your growing style.