- What are light cycles and how do I use them?
- PAR for plants, Lumen for people.
- Jackerspackle's Lighting Coverage Primer
- How do I convert a common home security light into a remote ballast grow light?
- How can I add a glass shield to a reflector?
- How to read light level with an SLR camera?
- How can I hang an adjustable reflector in a box-grow?
- What do all of those lighting terms mean?
- Should I use a light mover?
- Metal Halide safety and fixture recommendations.
- Can blacklights be used for growing?
- GrowFAQ Electrical Safety Hazard Warning, The Physical Effects of Electricity
- How do I build my own Cool Tube?
- How do I manipulate the photoperiod for larger yields?
- Basic info on fluorescent lighting
- What is a suncircle? (circular light mover)
- What is photosynthesis?
- What distance should my light be from my plants?
- How can I improve the air flow in air cooled light hoods?
- Can I use foil on my florescents?
- How much will it cost to run my light?