L LEDmania Active Member Dec 11, 2013 #1 I am wondering if these 12x3W PAR38 LED grow bulbs will grow or not, and also wondering if I should combine blue and red in a same bulb or just separating full red full blue in different bulbs.
I am wondering if these 12x3W PAR38 LED grow bulbs will grow or not, and also wondering if I should combine blue and red in a same bulb or just separating full red full blue in different bulbs.
