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  1. Dan can grow

    Pwm dimming

    So I bought some cxb 3590's, pin heatsinks' driver, the whole 9. My question is, does anyone have a tutorial on a pwm controller? I'm interested in adding different channels to my cob light and I want to be able to program when certain diodes and cobs come on and off or dim.
  2. Dan can grow

    My 2x5x4ft and 2x3x3 perpetual grow.

    So this is my first attempt at a grow journal. It'll kinda be a mix of what I've run in the past and the run I'm on now. So my homemade mylar lined flower cabinet measures 2 ft deep, 5 ft wide, and 4 ft tall. I also have a veg cab that measures 2ft x 2ft x3 ft. Also lined in mylar. The...
  3. Dan can grow

    Help I need Cloning advice

    Ok so I'm not new to cloning or anything but lately I've come into issues with clones not rooting. Maybe my 2 -23 watt cfl bulbs aren't enough. Not sure if it's my rooting gel? Clonex. I'm even curious what's the optimal temp for maximum root production. Right now I'm at 80 degrees with 60 % rh...
  4. Dan can grow

    hps and mh help

    I'm just wondering if I could put a 150 watt mh bulb in a magnetic ballast and socket intended for a 150 watt high pressure sodium bulb?
  5. Dan can grow

    Having issues and need input please

    Ok well I'm growing in promix. Veg about 6 weeks under a led light. I Ph my water to 6.3 and feed every time about half strength maybe a little less. I use gh three part. I add 5 ml of camg, and a pinch of Epsom salts. So my issue is that I've been running this strain for about two years now and...
  6. Dan can grow

    Promix ph

    I'm currently growing several strains in promix. I use general hydroponics nutrients and always ph to 5.9 with ppm around 550 for veg.'s Some of my plants are great but two in particular look bad. I'm talking brown necrosis and really purple stems. At first I thought a cal mag issue so I bumped...
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