GroLux
HPS (High Pressure Sodium ) Super HPS Lamp 400 Watt GroLux, 58, 0
Which lamp is best for your growing needs? METAL HALIDE LAMPS - This type of light is blue-orientated in the spectrum. It is the best type of light to be used as a primary light source (if no or little natural sunlight is available). This type of lamp promotes plant growth.
Merchant: Kalyx
HPS (High Pressure Sodium ) Super HPS Lamp 600 Watt GroLux, 90, 0
Which lamp is best for your growing needs? METAL HALIDE LAMPS - This type of light is blue-orientated in the spectrum. It is the best type of light to be used as a primary light source (if no or little natural sunlight is available). This type of lamp promotes plant growth.
Merchant: Kalyx