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    1000w perpetual heat problem help dial in

    Alright napa wine valley bomb man, lets get your heat issues solved! Firstly, one very efficient way to drop the temperature of your grow room is by using an air-cooled reflector hood such as... http://www.hydrogardencenter.com/daystaracreflector-6flangelensincluded.aspx this will enable the...
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    Nutrient expire?

    Hey Xan-man, to answer your question without going into advanced chemistry of course your nutes can expire! While synthetic formulas may last longer on the shelf compared to their organic counterparts, even they go bad within 6 months. If you have ever looked at the bottom of an old nutrient jar...
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    12/12 to 18/6 with minimal stress?

    Hey man, all is not lost, although I cannot recommend an 18/6 timing schedule if you intend to put these plants back into veg. One way to shorten the recovery time is by resetting the plants internal clock. This is done by making sure the plant has 36 hours of uninterrupted darkness. After that...
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    Anything else look like powdery mildew?

    Hey Meowmix, while my experience with powdery mildew is limited, I highly recommend a mild garlic solution (a dash of powdered garlic in your normal foliar feeding program) will help. But, if you want to go higher grade but at the same time keep safe as in OMRI organic listed, this should do the...
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    Nutrient ph problem question...

    Hey LEDZEP, there are a few reasons why pH could be fluctuating so much especially after a nutrient change. To start, there are salts that exist on your roots which build up over time and dissolve into the new solution, affecting the pH. In addition, plants root systems secrete different...
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    what causes leaves to look like this

    I wouldn't say its a nutrient burn only because I do not see any yellowing of the tips and the lightening of the leaves is stemming from the inside out, usually an indicator of a deficiency. There are a few questions that will help me answer your situation and the problem can be remedied...
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    Anything else?

    To begin with, your space is pretty substantial compared to most and Im not sure that I can say a 150W HPS bulb will be sufficient. Light fades exponentially so with every foot you move away from the light, you lose a substantial amount of energy. E = I/d^2 would be the formula for determining...
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    CFL purifiers and smell.

    In short, although the lights are effective in eliminating odor, they do not possess the ability to completely remove the odor from many of your plants (no matter what the strain). Carbon filters exist for specifically this reason but can be expensive and their size can also be a factor. 'Ona'...
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