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    Why the need to "top off" a rez?

    So I was wondering; I've seen a lot of people say that it is good to top off a res each day with roughly a gallon of half-strength of the in-res nutes (dependent upon res size of course). If the res is big enough, say your flood table only holds maybe 10 gallons (24*24*4) and you load your...
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    newbie grow-week 3ish

    So I try not to talk in first person anymore; paranoia they're sure ;) So, found these pics of a grow in progress. WW are the 2 scrawny fellas, 2 church, and 1 power skunk (they think is what it is). They're horrible at organizing, but didn't think it'd be too hard to tell the difference...
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    Ebb n Flow - Root protection

    So i'm playing with a flood n drain setup. I've looked a lot of places, but I haven't seen anything covering root protection from light. Is it needed? I'm not sure how the roots will work in this system. How I have it: net pots, filled with hydroton, plant in 1" rockwool cubes in hydroton...
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    old ballast/socket+new reflector?

    So I have a magnetic ballast 400w HPS/MH light. I decided to get a real reflector and air cool it for my temperature issues as opposed to getting an 2'x8 tube fluorescent light. My dillema is that it seems the reflectors are all "pre-wired with lamp cord and socket assembly." My unit has a...
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    How long to change water/check my (2)plants =)

    So I have only 2 plants in my 18 gallon tub, and I was wondering how long I can go w/o changing the water. It's kind of why I'm only growing 2 plants, because I get my water from those vending machine things that fill 5 gallon jugs (my tap is about 400ppm and 8-8.5 pH). Also, should I bump...
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    sex my plant!

    Just need a sex on this plant. It's just been on 18/6 for a week or 2, but been under veg lite for 3 weeks before that for 24. No hairs really that I can see, just want to make sure before I yank it.
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    First grow IN progress, few questions

    Hey everyone, this is my first real post about the glory of cultivation =) But, I have a few questions! Some info-Going to run 4x 5 gallon bucket, DWC bubblers on a circulator with an 18 gallon reservoir. I will also have a 3 plant setup in another 18 gallon reservoir independantly. I have...
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