Diseases
Slugs on Outdoor Cannabis: How One Wet Night Can Destroy Young Seedlings
Slugs on Outdoor Cannabis: How One Wet Night Can Destroy Young Seedlings

Slugs on outdoor cannabis can eat young seedlings in one night. Check how to recognise the problem, when they attack and how to protect plants after rain.

Fertilizing
A Deficiency That Doesnā€™t Exist ā€“ How You Create Nutrient Problems Yourself
A Deficiency That Doesnā€™t Exist ā€“ How You Create Nutrient Problems Yourself

False nutrient deficiencies are a common mistake in cannabis cultivation. Learn what nutrient lockout really is, how pH, VPD, and temperature imitate deficiencies, and why adding fertilizer often makes the problem worse.

Lighting
LEDs Are Unforgiving. Why modern grow lights expose every growerā€™s mistake
LEDs Are Unforgiving. Why modern grow lights expose every growerā€™s mistake

LED grow lights expose every mistake in cannabis cultivation. Learn what PPFD and VPD really mean, why LEDs cause stress and false deficiencies, and why old HPS feeding routines no longer work.

Watering
The Plant Isnā€™t Drinking, Even Though Thereā€™s Water Transpiration, the root zone, and the biggest illusion beginners fall for
The Plant Isnā€™t Drinking, Even Though Thereā€™s Water Transpiration, the root zone, and the biggest illusion beginners fall for

Plant not drinking despite wet soil? Learn how transpiration, root oxygen, and LEDs cause overwatering symptoms. Understand the difference between thirst and excess water and save your grow.

Diseases
Why Do Cannabis Leaves Curl? Taco, claw and canoe ā€“ how to read leaves and tell stress from deficiencies
Why Do Cannabis Leaves Curl? Taco, claw and canoe ā€“ how to read leaves and tell stress from deficiencies

Curling cannabis leaves? Learn what taco, claw, and canoe really mean. A beginner-friendly guide to telling environmental stress from nutrient issues ā€” without ruining your grow.

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

Diseases
IPM in home cannabis grows ā€” A plan for pests before they appear
IPM in home cannabis grows ā€” A plan for pests before they appear

Integrated Pest Management (IPM) in home cannabis cultivation is a plan for pests before they even show up. Learn how to use product rotations (without spinosad), predatory mites and growroom hygiene, all adapted to European realities.

Fertilizing
Cal-Mag: shield or placebo?
Cal-Mag: shield or placebo?

More and more growers use Cal-Mag when growing under LEDs and with filtered water. But does every plant really need it? Find out when calcium and magnesium supplementation is a lifesaver and when it can do more harm than good.

Fertilizing
Cannabis leaves in coco and hydro ā€” complete diagnostics (pH/EC, tables and charts)
Cannabis leaves in coco and hydro ā€” complete diagnostics (pH/EC, tables and charts)

How to read cannabis leaves in coco, DWC/RDWC, aeroponics, rockwool and other media. pH/EC ranges, the most common symptoms (Ca/Mg, K, Feā€¦), quick fixes and ā€œfalse alarmsā€ (root oxygen, solution temperature, spray nozzles). Tables + downloadable charts.

Lighting
Foxtails: fix or ignore? When itā€™s a problem, and when itā€™s ā€œjust the cultivarā€
Foxtails: fix or ignore? When itā€™s a problem, and when itā€™s ā€œjust the cultivarā€

Foxtailing in cannabis: when itā€™s a light/heat problem vs. just the cultivar. How to stop it in 24ā€“48 h and protect density, flavor, and resin.

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