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💊 Cannabis Nutrients Guide

25 free guides on cannabis nutrients — from beginner to expert level

25 Guides: Nutrients

Intermediate

Understanding calcium-magnesium balance

Calcium-magnesium balance: Ca:Mg ratio 3:1 to 5:1 optimal — calcium deficiency shows brown spots, magnesium deficiency c…

Intermediate

Organic vs mineral fertilisers

Organic or mineral fertilisers: organic promotes soil life and flavour, mineral enables precise dosing and fast effect —…

Intermediate

Understanding and controlling the EC value

EC value understood and controlled: measure dissolved salts in mS/cm — seedlings 0.4–0.8, vegetative 1.2–1.6. Detect sal…

Intermediate

Using organic boost additives correctly

Organic boost additives for cannabis: mycorrhiza and humic acids for roots, molasses and amino acids for flowers, silica…

Intermediate

NPK ratios for different growth stages

NPK ratios for growth phases: seedlings 1-1-1, vegetative 3-1-2, early flowering 1-3-2, late flowering 1-3-3 — plus calc…

Intermediate

measuring and correcting the pH value

Measure and correct pH for cannabis: soil 6.0–7.0, hydro and coco 5.5–6.5 — use calibrated meters and adjust with pH-Up …

Intermediate

Micronutrients and their functions

Micronutrients for cannabis: iron for chlorophyll, manganese for photosynthesis, zinc for enzymes, boron for cell walls,…

Intermediate

Organic fertilisation: Natural nutrient supply

Organic fertilisers promote soil life and sustainable growth. Use compost, worm humus and natural amendments correctly.

Intermediate

Understanding the NPK ratio correctly

Understanding NPK ratios for cannabis: high nitrogen (20-10-10) in vegetation, more phosphorus (10-30-20) in flowering —…

Optimal forms of nitrogen: Nitrates vs. ammonium

Nitrate vs ammonium in cannabis: achieve a balanced nitrogen ratio for optimal nutrient uptake in both the vegetative an…

Nutrient buffering and soil microbes in soil

Nutrient buffering and soil microbes in soil growing: harness natural buffer capacity and the soil microbiome for a stab…

Hydroponic nutrient solution: precise mixing and optimization

Hydroponic nutrient solution: create custom mixes, monitor pH and EC precisely, follow the correct mixing order and corr…

Nutrient interactions in coco cultivation

Nutrient interactions in coco: understand synergistic and antagonistic effects, maintain pH 5.8–6.0 and supplement calci…

Foliar fertilization for cannabis: nutrient uptake via leaves

This guide explains the technique of foliar fertilization in cannabis, its benefits, application methods and important t…

Optimize nutrient uptake and water quality

Analyze and optimize water quality for effective nutrient uptake. Treat water hardness and chlorine to ensure nutrient a…

Understanding nutrient mobility in cannabis

Learn how nutrient mobility affects plant health and how to recognize and solve mobility problems.

Specific nutrient schedules for autoflowering cannabis

Discover how to provide autoflowering cannabis plants with optimal nutrient schedules to achieve the best possible resul…

Optimizing the carbon source in cannabis cultivation

Learn how different carbon sources influence nutrient uptake and promote plant growth.

Nutrient management for advanced growers

Nutrient management for advanced growers: control applications based on data, interpret EC and pH trends correctly and b…

Correctly interpret drain EC and adjust fertilization

Drain EC interpreted correctly: recognise salt build-up, adjust nutrient applications phase by phase and avoid over- or …

Plan reservoir changes in the hydro correctly

How often you completely change the nutrient solution in the hydro reservoir, how to recognize the right time and how to…

Correct dosage of PK Boost in flowering

How phosphorus and potassium boosters can be used sensibly during flowering without causing overfertilization, antagonis…

Using chelates and trace elements correctly

How chelated micronutrients work in cannabis cultivation, when they are useful and how pH, medium and fertilizer form in…

Pre-buffer coco and start nutrients correctly

How to properly pre-buffer fresh coco with calcium and magnesium before first use and then prepare a stable starter fert…

Using silicon correctly in the nutrient plan

Silicon is not a classic essential nutrient, but can improve tissue stability and stress tolerance in cannabis cultivati…