Grow Lighting


Looking up at LED grow lighting from inside a cannabis canopy. Looking up at LED grow lighting from inside a cannabis canopy. Looking up at LED grow lighting from inside a cannabis canopy. Looking up at LED grow lighting from inside a cannabis canopy.


Alex Fraser explains how the different spectral light ranges impact cannabis plant growth and health.

Mature cannabis plant in a growroom Mature cannabis plant in a growroom Mature cannabis plant in a growroom Mature cannabis plant in a growroom


The phrase ‘What doesn’t kill you makes you stronger’ can also apply to your cannabis plants.

The Best Light for the Job The Best Light for the Job The Best Light for the Job The Best Light for the Job


Casey Jones Fraser shares some tips on how to find the right grow lights for the right uses.

Testing T5 Lighting Technology Testing T5 Lighting Technology Testing T5 Lighting Technology Testing T5 Lighting Technology


Artificial lighting is a crucial component of a successful indoor garden and the technology is always evolving. One writer puts some new T5...

Photosynthesis Maximized Photosynthesis Maximized Photosynthesis Maximized Photosynthesis Maximized


Dr. Morgan explains just how much light your indoor garden needs—and what colors it should be.

Flowering cannabis plant under LED grow lights. Flowering cannabis plant under LED grow lights. Flowering cannabis plant under LED grow lights. Flowering cannabis plant under LED grow lights.


Proper science, not marketing, should be the only priority when defining lighting metrics.

Finding the Sweet Spot for Artificial Lighting Finding the Sweet Spot for Artificial Lighting Finding the Sweet Spot for Artificial Lighting Finding the Sweet Spot for Artificial Lighting


When it comes to indoor horticulture, maximizing the available light energy is the key to success. The more efficiently the light energy is...

Automation Must-Haves for New Growers Automation Must-Haves for New Growers Automation Must-Haves for New Growers Automation Must-Haves for New Growers


With the right automation and knowledge, your plants will think Mother Nature is running the show.

Transition to Bloom Phase: When & How to Switch Transition to Bloom Phase: When & How to Switch Transition to Bloom Phase: When & How to Switch Transition to Bloom Phase: When & How to Switch


Switching your cannabis plants from veg to bloom isn’t as simple as flicking a light switch.

As the small plants grow the plant lighting above them will be raised to give the most intense brightness without allowing the leaves to make contact with the lamp As the small plants grow the plant lighting above them will be raised to give the most intense brightness without allowing the leaves to make contact with the lamp As the small plants grow the plant lighting above them will be raised to give the most intense brightness without allowing the leaves to make contact with the lamp As the small plants grow the plant lighting above them will be raised to give the most intense brightness without allowing the leaves to make contact with the lamp


Outdoor gardens can make use of the sun for their lighting needs, but to meet the lighting needs of indoor gardens, learn how artificial...

The 3 Stages of a Perpetual Garden The 3 Stages of a Perpetual Garden The 3 Stages of a Perpetual Garden The 3 Stages of a Perpetual Garden


The most successful indoor growers take full advantage of the elevated degree of control over the growing environment by maintaining a...

6 Steps to Great Big Cannabis Buds 6 Steps to Great Big Cannabis Buds 6 Steps to Great Big Cannabis Buds 6 Steps to Great Big Cannabis Buds


Check out Kyle Ladenburger’s six steps to growing massive buds and you’ll be well on your way to maximizing your yields.

leggy seedling leggy seedling leggy seedling leggy seedling


Many colder-climate gardeners like to get an early start by starting seeds indoors. However, an issue that can arise is having gangly,...

The Gas Lantern Routine and Other Alternative Light Cycles The Gas Lantern Routine and Other Alternative Light Cycles The Gas Lantern Routine and Other Alternative Light Cycles The Gas Lantern Routine and Other Alternative Light Cycles


Although erratic light cycles will most likely stress the plants and cause undesirable effects, there are some indoor horticulturists who...

The Possibilities and Realities of Foliar Feeding The Possibilities and Realities of Foliar Feeding The Possibilities and Realities of Foliar Feeding The Possibilities and Realities of Foliar Feeding


Sixty years ago, researchers discovered that it wasn't just roots that could absorb elemental plant nutrients. The findings sparked new...

How to Set Up Your LED Grow Light for Growing Cannabis How to Set Up Your LED Grow Light for Growing Cannabis How to Set Up Your LED Grow Light for Growing Cannabis How to Set Up Your LED Grow Light for Growing Cannabis


Max Hallberg goes over how to hang the lamp, at what distance, determine light intensity (PPFD, or PAR), and he also discusses heat and...

Hydroponic lettuce growing indoors under LED grow lights Hydroponic lettuce growing indoors under LED grow lights Hydroponic lettuce growing indoors under LED grow lights Hydroponic lettuce growing indoors under LED grow lights


The following guide explains how LEDs work, how efficient they have become for indoor gardens, and some of the often overlooked factors...

Photoperiod Effects on Hydroponic Crops Photoperiod Effects on Hydroponic Crops Photoperiod Effects on Hydroponic Crops Photoperiod Effects on Hydroponic Crops


Lynette Morgan examines how continuous light methods compare to light/dark stages.

Control Freak: How to Regulate Your Garden’s Artificial Lighting Control Freak: How to Regulate Your Garden’s Artificial Lighting Control Freak: How to Regulate Your Garden’s Artificial Lighting Control Freak: How to Regulate Your Garden’s Artificial Lighting


Indoor greenhouses are illuminated by artificial lighting that is required to be on and off for many hours of a day or night. Controlling...

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