Ceramic Metal Halide Lamp 315-4K (4200) hand-tools or 275 LED fixtures and

or 275 LED fixtures and offers 24-hour and week by week timer

The day and night temperature knobs can be set between 50°F and 100°F independently

Potassium Sulfate

Concieved from plant and mineral extracts

Bone meal is a wonderful food for bulbs and flowers

Ceramic Metal Halide Lamp 315-4K (4200) hand-tools or 275 LED fixtures andCeramic Metal Halide 315W 3K & 4K MaxPar CMH Lamps are broad spectrum "white" light lamps. MH lamps are predominantly blue spectrum focused and HPS lamps are predominantly red yellow focused. CMH lamp technology is broad spectrum based. A CMH lamp has 2. 5 times the blue light of an HPS lamp. The 13. 4% blue light from CMH lamps is slightly higher than a 50 50 mix of HPS and MH lamps. A CMH lamp has far more uniform spectral output than any other lamp