Reference Material and Lighting Guides Courtesy of Sunlight Supply, Hydrofarm, and Advanced Nutrients

• Hydrofarm Products Instruction Sheets & Feed Charts

• Intro to Hydroponics

• Articles & Info

• Hydroponics Glossary

• Grow Light Glossary

Nutrient Calculator & Feeding Schedule

Precision feeding of your plants leads to maximum yield.

Drain to Waste Keep it Simple Program

Recirculating Keep it Simple Program

Drain to Waste Expert Program

Recirculating Expert Program

TITLE: Technical Information Guide

Setup and user information for ballasts, reflectors, and fluorescent fixtures, troubleshooting, and power cost estimation guide.

FORMAT: PDF
PAGES: 12

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TITLE: Why Use Supplemental Lighting for Indoor or Greenhouse Gardening?

Basic information on the reasons for using supplemental lighting. Includes detailed explanation of different types of lighting (fluorescents, high wattage, incandescent), recommended coverage areas, and photosynthesis.

FORMAT: PDF
PAGES: 2

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TITLE: FAQ - Horticultural Lighting

Frequently asked questions about lighting, including high intensity discharge, Color Rendering Index, environmental impact, lighting systems specifications, and information about Sun System® lighting fixtures.

FORMAT: PDF
PAGES: 3

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TITLE: Quick Reference / Conversions

Conversion charts (gallon, cup, tablespoon, liter, lighting), definitions and abbreviations, temperature conversions, watts and amps, PPM to EC conversion, and beneficial/destructive insects.

FORMAT: PDF
PAGES: 2

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TITLE: Glossary of Horticultural Terms

FORMAT: PDF
PAGES: 4

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TITLE: Power Cost Estimation Guide

Use this handy guide to figure out the cost of using various watt fixtures.

FORMAT: PDF
PAGES: 3

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