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FERTILIZER CALCULATORS
Need Mixing Help?
Need help with how many grams of Jack's to add to your holding tanks or injector buckets?
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Enter the percent nitrogen listed on the label for the fertilizer you plan to use. Next, let us know how many ppm of nitrogen you would like to supply.
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This calculator will list how many grams you'll need for every gallon of water, and for every gallon of a concentrated stock solution.
Need help with how many gallons of water you'll need to use a full 25lb bag of Jack's?
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Enter the percent nitrogen listed on the label for the fertilizer you plan to use. Next, let us know how many ppm of nitrogen you would like to supply.
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This calculator will list how many gallons of water it will take to use a 25lb bag with an injector set to 1:100
Still not sure? Reach out with the contact portal below!
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