Can you have too much light in indoor cannabis growing? Learn how excess light affects plants, symptoms of light stress, optimal PPFD and DLI values, and how to set LED and HPS lamps to avoid losing both yield and money.
Which LED grow light brand performs best for cannabis? We compare Mars Hydro, Spider Farmer, and Viparspectra: real PPFD data, prices in euros, grower reviews, and harvest results. Find out which one offers the best value for money.
LED or HPS? We compare the classic 600W HPS with modern 300–350W LEDs. Check out electricity costs, growroom temperature, and real yields to choose the best lamp for your grow.
How should you set the light schedule in cannabis cultivation? 18/6, 12/12, or maybe 24h? Learn how to adjust cycles from seedling to flowering, and discover unusual schedules for autoflowers and fast harvests.
Do three days of darkness right before harvest really increase resin and THC levels? Let’s break down this popular technique, grower opinions, and what science actually says.
Grow tent 120×60 cm — comparison of budget and premium setups. Shopping list, electricity costs, and real yields. What does an extra €800 investment really bring?
Foxtailing in cannabis: when it’s a light/heat problem vs. just the cultivar. How to stop it in 24–48 h and protect density, flavor, and resin.
Set the ideal LED-to-canopy distance: starter tables, light burn vs deficiencies, when to raise or dim, plus PPFD/DLI tips for an even, stress-free canopy.
Set grow light without pro gear: measure PPFD & DLI with a phone, quick DLI math, correct LED distance, targets for veg/flower — no light burn.
PPFD, DLI, PPF, and PPE explained "in simple terms." Specific ranges for cannabis, calculation examples, and practical setup tips.
Master the cannabis light cycle for indoor growing. Vegetative phase, flowering, photoperiod vs auto — a hands-on guide for beginners and seasoned growers
Electrical safety is one of the most frequently overlooked yet crucial aspects of home cannabis cultivation. A growroom requires reliable power sources for lights, fans, humidifiers, timers, and other devices that, combined, can place a heavy load on the system. A poorly planned electrical setup can lead to overloads, short circuits, or even fires. In this article, we explain how to safely design