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...

420 Magazine’s Plant of the Month November 2024

420 Magazine's Plant of the Month November 2024
Congratulations to our member Bill284 for winning 420 Magazine’s Plant of the Month November 2024 with his beautiful plant titled “Bubba...

420 Magazine’s Photo Of The Month November 2024

420 Magazine's Photo of the Month November 2024
Congratulations are in order for our member 024backwards and his incredible photo of the month for November 2024 titled “Miss BubbaWhip”,...

420 Magazine’s Nug of the Month November 2024

420 Magazine's Nug of the Month November 2024
Congratulations to our member Stinker for the beautiful frosty “GMO” Nug, earning the honorable 420 Magazine’s November “Nug Of The Month”...

420 Magazine’s Grow Journal Of The Month November 2024

420 Magazine's Grow Journal of the Month November 2024
Congratulations to our member Preston9mm and his winning 420 Magazine’s Grow Journal of the Month November 2024, earning the distinguished “Grow...

420 Magazine’s Member Of The Month November 2024

420 Magazine's Member of the Month November 2024
Congratulations to our member MedScientist for this remarkable achievement, our 420 Magazine’s Member of the Month November 2024, earning the distinguished...

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