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Soluble. Available. Consistent. Since 1947, these are the three words that you have come to expect when you open a bag of fertilizer made by the Peters’ Family -- and now, the master-crafters at Jack’s introduce our small batch blends
Jack’s Nutrients is a collection of formulas that gives you choices that work for many different controlled environments without the hype or confusion of extravagant names and crazy labels. Real fertilizer that helps you get real results.

JRP LAB

Testing services

Jack's Nutrients

We’ve crafted a whole site to help explain how our Jack’s products can take your Hemp, Cannabis or CEA crops to the next level.

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