MH - HPS - CMH bulb

The needs of plants in light are different according to their stage in terms of color temperature.
Rather blue for the growth, it favors the foliage and shorter internodes rather red for the flowering, it favors the inflorescences and internodal growth. These two factors should help you in the choice of your bulbs according to the stage of development of your plants. Choose among different bulbs hps bulb (sodium lamps), mh bulb or hybrid.
Make your plants grow in the best conditions! Find different types of mh growth lamps on Growshops.