GOLD LABEL HydroCoco 60 40 Clay & Coco Mix Hydroponic AutoPot Growing Medium Fan The second component acts as The second component acts as an organic catalyst The LUMii Black Bar 30w UV FR LED is a simple bar format LED light which provides supplementary UV and Far Red light to extend the spectrum of light provided by other light sources Should for whatever reason a system malfunction when the grower is absent the water holding properties of coco will give the plant a higher chance of survival from drying out than if it was just in pebbles it combines the benefits of growing hydroponically with pebbles with the reliability and buffering qualities that coco has