Lighting

How Do I Manipulate The Photoperiod For Larger Yields?

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The only photoperiod manipulation from years of experiments that offered discernible improvements was this adjustment made for 1 or 2 calendar weeks at the...

What Is Photosynthesis?

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It has long been known that the green part of plants, when exposed to light under suitable conditions of temperature and water supply, intake...

What Distance Should My Light Be From My Plants?

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For (artificial) light, there is a law that always applies known as the Inverse Square Law. It states that light diminishes exponentially in energy...

Can Black Lights Be Used For Growing?

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Black lights will not work for growing cannabis. They do not produce the correct spectrum of light to grow plants. The only lights that...

How Can I Improve The Air Flow In Air Cooled Light...

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How can I improve the air flow in air cooled light hoods? Like many of you, I use Hydrofarm hoods for my lights. I...

Should I Use A Light Mover?

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Light movers are mechanical devices that, as the name implies, move an HID in a fixed pattern over a garden. A light mover can...

PAR For Plants, Lumen For People

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While the lumens measurement is based on the sensitivity of the human eye to light, PAR Watts objectively measure the total watts of Photosynthetically...

How Do I Build my own Cool Tube?

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Configuration This type of fixture is very versatile. There are many different ways it can be configured: *hanging or mounted on a chamber wall *open-ended drawing air...

What Are Light Cycles And How Do I Use Them?

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The amount of time your garden should be exposed to lighting depends on what 'cycle' your garden is in. The 'Vegetative Cycle' of your garden...

Can I Use Foil on my Flourescents?

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In a shop light type fixture, the bulbs are usually space a few inches apart. This type of reflector creates light "stripes" when used...

Basic Info On Fluorescent Lighting

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This is a compilation of basic information on fluorescent lighting that I have gathered over a period of several months. What is a fluorescent light? A...

How Can I Hang an Adjustable Reflector in a Box-Grow?

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This if for those who have a small area or box that is made of wood, dry-wall, or other material that can use screw...

What Do All Of Those Lighting Terms Mean?

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This glossary will help you understand terms commonly used in the world of lighting. AVERAGE LIFE - The life expectancy of a lamp, based on...

What Are Compact Fluorescents And How Can I Use Them For...

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BASIC INFORMATION Compact fluorescents are close relatives of the 4ft tube fluorescents, commonly used in shops and schools for their white, soft light that does...

How Do I Convert a Common Home Security Light into a...

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How do I convert a home security light into a remote ballast grow light? Contributed by: Spliffco, Inc. For some reason growlight manufacturers are completely ignoring...

What is a Suncircle? (Circular Light Mover)

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What is a suncircle? Made by American Hydroponics, it is a 360 degree rotating light balancer. It will rotate a single lamp or lamps and...

Plant of the Month January 2024

420 Magazine's Plant of the Month January 2024 - Trainwreck by 2Water
Congratulations are in order for our member @2Water and his beautiful Trainwreck plant. @2Water receives the prestigious “Plant of the Month” badge and the following prizes: 420 Magazine: 420 Magazine Lighter, 420 Magazine Magnet & 420 Magazine StickersRemo Nutrients: One Supercharged Kit Foods Alive: Organic Toasted...

Photo of the Month January 2024

420 Magazine's Photo of the Month January 2024 by VirginGround
Big congrats to our member @VirginGround and her beautiful photo of the month titled "Late Flower Nanner". @VirginGround gets the prestigious “Photo of the Month” badge and the following prizes: 420 Magazine: 420 Magazine Lighter, 420 Magazine Magnet, 420 Magazine StickersFoods Alive: Organic...

Nug of the Month January 2024

420 Magazine's Nug of the Month January 2024 - Wizard Auto by VirginGround
Congrats to our member @VirginGround and her trichome smothered Wizard Auto. @VirginGround wins the prestigious “Nug of the Month” badge and the following prizes: 420 Magazine: 420 Magazine Lighter, 420 Magazine Magnet, 420 Magazine StickersFoods Alive: Organic Toasted Hemp SeedsSierra Natural Science: 217C Spider Mite...

Grow Journal of the Month January 2024

420 Magazine's Grow Journal of the Month January 2024 by Absorber
Congrats to our member @Absorber and his winning Grow Journal of the Month. Check out his amazing work 420's Canuk Seeds Comparative Grow By Absorber @Absorber wins the prestigious “Grow Journal of the Month” badge and following prizes: 420 Magazine: 420...

Azimuth: 420 Member of the Month December 2023

Azimuth: 420 Member of the Month December 2023
For our 420 Magazine Member of the Month contest we're looking to thank those members that help and support our site in so many under recognized ways, such as: Greeting new members Helping people with questions Peacemakers Activism...

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