Fertilizing
Cal-Mag: When It Is Needed — and When It Destroys a Grow (Truth, Myths and LED Traps)
Cal-Mag: When It Is Needed — and When It Destroys a Grow (Truth, Myths and LED Traps)

Cal-Mag in cannabis growing without myths: when it is truly needed, when it harms plants, how LEDs and VPD affect calcium and magnesium uptake.

Fertilizing
Why the Plant Does Not Absorb Nutrients: Transpiration, Roots and Nutrient Lockouts in Practice
Why the Plant Does Not Absorb Nutrients: Transpiration, Roots and Nutrient Lockouts in Practice

Why cannabis plants do not absorb nutrients: transpiration, roots and nutrient lockouts explained step by step, with practical diagnosis and solutions.

Watering
VPD in Cannabis Growing: How It Really Works, How to Measure It, and How to Use It in Practice
VPD in Cannabis Growing: How It Really Works, How to Measure It, and How to Use It in Practice

VPD in cannabis cultivation explained simply: how to measure it, correct ranges for veg and flower, a clear VPD table, and how to fix problems step by step.

Ventilation
Ozone in the Growroom: A Powerful Tool for Odor Control or a Risky Terpene Killer? The Truth About Ozone in Stealth Growing
Ozone in the Growroom: A Powerful Tool for Odor Control or a Risky Terpene Killer? The Truth About Ozone in Stealth Growing

Ozone in the growroom: effective odor control, risks for plants and humans, safe-use rules and stealth techniques for home cannabis cultivation.

Watering
Autonomous Grows: Sensors, Automatic Feeding and AI-Grow Management in Home Cannabis Cultivation
Autonomous Grows: Sensors, Automatic Feeding and AI-Grow Management in Home Cannabis Cultivation

Autonomous grows: smart irrigation, EC/pH sensors, mobile LED and ventilation control, and AI-powered grow management for home cannabis cultivation.

Miscellaneous
Vertical and Multi-Layer Growing — How to Double Your Yield Without Increasing Space
Vertical and Multi-Layer Growing — How to Double Your Yield Without Increasing Space

Vertical and multi-layer cannabis growing. How to double your yield in the same space by controlling climate, VPD, light and plant stability.

Miscellaneous
Stealth Growing – a Quiet Growbox, Happy Neighbors and a Peaceful Mind
Stealth Growing – a Quiet Growbox, Happy Neighbors and a Peaceful Mind

Stealth cannabis growing: ultra-quiet fans, modern carbon filters, noise reduction, smell control, safe wiring and discreet grow tent setups.

Watering
Flush vs. No Flush — The Real Truth in 2025
Flush vs. No Flush — The Real Truth in 2025

Flush or no flush? The latest facts for 2025. Complete analysis, tests, myths, impact on taste, ash, terpenes and bud quality. Truth without marketing.

Diseases
Saving Cannabis Plants After Heat and Light Stress – A Complete Grower’s Guide
Saving Cannabis Plants After Heat and Light Stress – A Complete Grower’s Guide

How to rescue cannabis plants after heat and light stress? Complete 2025 guide: symptoms, diagnosis, indoor/outdoor recovery steps and costs in EUR.

Harvesting
Autoflowering – a complete, extended guide for growers in Europe (indoors and outdoors)
Autoflowering – a complete, extended guide for growers in Europe (indoors and outdoors)

An extended guide to autoflowers: life cycle, nutrients, training, lighting, mistakes, yields, European outdoor cycles, costs and practical advice.

Lighting
Sustainable and Energy-Efficient Indoor Growing – How to Reduce Costs and Your Carbon Footprint
Sustainable and Energy-Efficient Indoor Growing – How to Reduce Costs and Your Carbon Footprint

How to lower electricity bills in a grow room? A guide to sustainable, energy-efficient indoor cultivation: LEDs, ventilation, heat recovery, parameters and costs.

Miscellaneous
How to Maximize the Terpene Profile in Cannabis Cultivation – Flavor, Aroma and Potency
How to Maximize the Terpene Profile in Cannabis Cultivation – Flavor, Aroma and Potency

How to boost the aroma and flavor of cannabis? Proven methods to maximize terpenes: lighting, temperature, drying, genetics and plant feeding.

MJFMJF

We regularly drop posts here about growing marijuana. Swing by often if you're as into it as we are.
Mary Jane Farm

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