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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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Old 02-05-2009, 11:14 PM
Ron Ron is offline
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Join Date: Jan 2009
Posts: 1,285

600 - 700 ppm

700 - 1100 ppm

1100 - 1500 ppm

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