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Our Products

Made in the USA: The family at JR Peters have been hard at work building fertilizers that keep in mind sustainable practices, efficient manufacturing and local team members. We love our home! Our company has been based in Allentown, Pennsylvania for over 75 years. Our goal is to produce innovative fertilizers and nutrient blends whose quality is unsurpassed using new and traditional blending methods.

For your Home Garden


Controlled Environment, Cannabis, Hemp

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For Commercial Horticulture

We've been helping growers of all kinds for over 70 years. No matter what you're growing, we've got you covered for all of your plant nutrition needs. All of our Jack's lines are crafted from the highest quality ingredients, formulated to help your plants achieve peak performance. Select the line to best fit your needs, and rely on Jack's to keep your plants growing strong. 

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