Superior Soil Supplements carries a full line of bark and wood landscape materials in stock at our Hanford and Ivanhoe yards. Some of our most popular products are shown in the link below, and available for immediate delivery to your retail yard or job site; however, if you don’t see what you’re looking for, please contact us!  Soil sample, water analysis and sports product page coming soon.


Unbalanced Soils?

Did you know that a pH test from your soil could be the biggest clue in identifying if your soil has a nutrient deficiency problem, and it can also help save you money?

Soil testing and water analysis help growers reveal any potential nutrient deficiencies or other issues. With GPS technology and precision soil sampling, growers can pinpoint and test problem soils, which enables precise application of soil amendments and/or plant nutrients to help balance soils.

Contact us for a quote, and learn more on how we can help!


We have locations throughout the Central Valley to meet all your agricultural amendment needs. We offer Gypsum, Limestone, Dolomite, Sulfur, Compost, Custom Blends, NPK Fertilizers, Sulfate of Potash, Biostimulants, and specialty fertilizers for conventional and organic farming.
Outside angled photo of Superior Soil Supplements buildings front side
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