Sunmaster SONT+ HPS Bulb 600W (95,000 Lumens)

The Sunmaster 600W SONT+ HPS Bulb can be used throughout the complete grow cycle but for best results, use a blue spectrum bulb throughout the vegetative phase, and switch to the Sunmaster 600W SONT+ for the flowering phase.  This will increase efficiency and yield larger results.  With A lumen output of 95,000, this is an excellent light output.