Chapter 9: Light, Lamps & Electricity

Marijuana Horticulture

Chapter 9: Light, Lamps & Electricity Marijuana Horticulture: The Indoor / Outdoor Medical Grower’s Bible

by Jorge Cervantes

Light, Spectrum, and Photoperiod

Marijuana needs light to grow. The light must have the proper spectrum and intensity to ensure rapid growth. Light is comprised of several bands of colors. […]

Grow Gear

Marijuana Grow Basics

Grow Gear Marijuana Grow Basics by Jorge Cervantes

Growing indoors requires grow gear to supply and control light, air, water, and the growing medium. Below is a simple discussion that will give you basic understanding of the grow gear you will need – what it is and how it works.

Light and Lamps

You […]

Does the bulb have to match my ballast?

Does the bulb have to match my ballast?

Yes, Ballasts and Bulbs Should be Matched.

HID bulbs generally need specific ballasts, and any given ballast can usually safely and effectively operate only one type or a few types of HID bulbs.

The bulb wattage must be matched to the ballast. A smaller bulb […]

Horticultural Lights (HID)

Cannabis Grow Bible

Horticultural Lights (HID) The Cannabis Grow Bible

by Greg Green

These lights are professional horticultural lights. They are developed by horticultural lighting companies and are tested to suit growing plants indoors. These lights are commonly called HID (High Intensity Discharge). Like the former lights these also come […]

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