Thread: what should the ppm be
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Old 02-05-2009, 11:14 PM
ppm ppm is offline
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Join Date: Feb 2009
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Default what should the ppm be
With any hydroponic setup and when growing tomato like plants, what should the ppm be when you transplant the seedlings to your growrocks?

Then as you go on thru the veg stage what should the ppm be?

Lastly, what should it be during flower stages?
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