i dont even need tew click that, fer one, properly, hps is only for buding, not for veggin, 25 days under a 400 mh, using fox farm ocean forest, earth jewce, and my gurls are always a solid 14 inches, and trunks 1/2 inch, tight nodes, i dont know how much better yew can really do<?> all organic, the only way ot go, btw, i'm on day 42 and have 8 beautiful 19 inch females, but the point is , you dont need tew spend boat loads to get these results, dont fall into the lastest fad, just stick wiff wut werks!