Hsu Growing Supply
The quality of our living compost and soil begins with our dedicated employees. Their passion for creating superior products is evident every step of the way. Our team carefully nurtures our compost, constantly monitoring temperatures year-round and regularly turning the windrows to ensure a consistent, premium result. This commitment results in nutrient-rich soils and composts ideal for growing organic crops and plants.
Our Certifications
We are committed to quality, a promise reflected in our certifications.
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USCC Seal of Testing Assurance (STA)
This certification demonstrates our compost meets the highest standards for quality and safety through rigorous testing.
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USDA Certified 100% Biobased Product
This certification verifies that our products are derived from plants and other renewable agricultural, marine, and forestry materials.


