W whymedeisgns Active Member Jan 7, 2013 #21 Wait.. siq I love you.. but the 250-400 NM is refering to the wavelength of the light dude, not any distance in relation to the plant?
Wait.. siq I love you.. but the 250-400 NM is refering to the wavelength of the light dude, not any distance in relation to the plant?