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  1. M

    Perpetual C02 Question

    Hello All! I have a perpertual garden and I am thinking about adding C02 to the mix. Now I know your supposed to increase the PPM as the plants get older. I run 2 flowering sessions about 5 weeks apart. Will it affect the younger plants if my room is at 1500 ppm? Thanks!
  2. M

    Need some advice

    I currently have 5 purple haze plants in veg right now. They have been under my 600 watt hps for about 3 weeks now. My question is what should the height of these plants be? I am growing in Canna COCO and my tallest plant is sitting at about 6 inches high. They are all green but they only seem...
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