Having a basic understanding of lighting and how it affects plant growth is vital to running a successful indoor growing operation.  Whether you are a home grower or a commercial professional, lighting education can mean the difference between a high quality, high yield harvest or wasting your time and money.

Why Is Lighting Necessary for Plant Growth

Introduction to Lighting and Electricity

Spectrum: The Quality of a Grow Light

HID Lighting

T5 Fluorescent



LED Grow Lighting

How Light Affects Plants

Measuring light

Grow Rooms

Lighting Regulations, Ratings and Organizations

Glossary for Growers