Sunmaster Sodium Bulbs
Sunmaster Sodium Bulbs product details:
Sodium lamps are used for the flower-phase of plant growth when the plants need primarily red spectrum light which these sunmaster bulbs emit You can use sodium bulbs for vegetative growth as well but a metal halide blue spectrum bulb would achieve much better results.Sunmaster grow lamps will last anything upto two years but the lumen output of the lamp will greatly reduce overtime. To maintain high yields try to change your bulbs every 2 to 3 crops.
