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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!

CONTACT US

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6656 Grant Way 

Allentown, PA 18106

866-522-5752 |  info@jrpeters.com

HAVING TROUBLE?

That’s where we shine. The lab and manufacturing facility at JR Peters is literally within steps of all of our staff. We all work together to solve our growers problems and produce the highest quality products. Our turnaround time for samples is about 3 business days - that means we can get you real answers if and when you run into bumps along the road. 

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