This 600W sodium bulb from SLI lighting has proven to be an excellent choice for any 600W electronic ballast
completely beats 1000W HPS/MH grow lamps
you can address the EMI issue from inferior ballasts before it becomes a problem
• Blade free - trims using gentle friction to preserve natural contours of plant material
Peat Moss: "nature's sponge" holds up to 30 times its weight in water
ICT Organics 1-2-3 NPP, 48 - 1 Gallon containers LUXX 200W BAR 208-277V This 600W sodium bulb from1 2 3 NPP (Natural Plant Protection) is an organic preventative curative fungicide. 1 2 3 NPP is a Minimum Risk Pesticide 1 2 3 NPP is USDA National Organic Program Compliant 1 2 3 NPP is a preventive and curative fungicide that may be applied to turf sites including golf courses, institutional and commercial lawns, sod farms, sports fields, parks, municipal grounds and cemeteries. For the control of dollar spot, brown patch, anthracnose, red thread,