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Old 28-02-2005, 08:53 PM
Richard Sexton
 
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In article .com,
I3 I L L wrote:
I am rapidly realizing that I should have ordered each ingrediant
seperatly. If I add 2 teaspoons of the PMDD to my 1/2 liter (34mL), I
get 4.45ppm nitrate in KNO3. That's not too bad considering it should
be around 5ppm. Now with that same 2 teaspoons I get 2.81ppm potassium
in KNO3, 3.49 potassium in K2SO4. Potassium levels should be about
15-20 ppm. Lastly, I get .69 ppm magnesium when it should be 5-10ppm.
What should I do at this point???


Ignore the potassium. As long as you're regularly adding
potassium nitrate your plants won't be potassium limited.

The potasium level is more for people that have enough nitrates
and have to add only potassim.

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