Was gifted 2 sample bottles to test out in place of terpinator. Has anyone used it before. If so, how' it fare? So far I'm at 21 days from flip. I'e used it at every water day. I' on a feed/water/feed cycle, 4 days between each. I' liking this product so far. Pic is chaos 21 days from flip under 315cmh 930 Philips flower bulb, 1400ppm co2.