SolarSystem 550 VEG Programmable LED, 90-277V fluorescent-lighting and its spectrum is 45%

and its spectrum is 45% more efficient for photosynthesis than HPS

Each tray of cubes also includes a complimentary 15 ml packet of Clonex Rooting Compound Gel

is the key to breaking down the hydrophobic layer and to the feeding of the earthworm castings

Exhaust fans with high CFM ratings can create too much negative air pressure that the canvas walls flex inward

stackable and reusable

SolarSystem 550 VEG Programmable LED, 90-277V fluorescent-lighting and its spectrum is 45%SOLAR SYSTEM 550 VEG The SolarSystem 550 is a game changer for LED grow lights. The SS 550 is a high power veg and bloom light that draws 400 watts and will replace a 600 watt HPS light. The SS 550 features fully programmable spectrum control which enhances plant growth and increases yield. Three separate spectrum channels can be programmed be the day, week or season to best match natural sunlight. Key features include: High power LEDs for best yields