A1-Grit Company is always pushing forward, developing new products and exploring new services for our customers. In addition to processing aggregates we are a resource for the farming, growing and viniculture industries.

Rock-Dust Fertilizer and Soil Amendment

Rock-dust is an organic fertilizer used mainly to improve plant growth and soil drainage. It is derived from the screening and drying process of our manufacturing of aggregates, therefore, it may be used where sustainable or recycled products are preferred. Rock-dust has been proven to enhance plants and vegetables producing healthier and stronger plants. 

  • 100% Natural
  • Chemical Free
  • Harmless to pets
  • Safe to handle
  • Increases phosphorus availability
  • Increases moisture holding properties in the soil
  • Improves soil structure and drainage 

Calcium Carbonate
Need some info on Calcium Carbonate?
Please refer to our Complete Product List for content and nutritional information.    

All products are sold upon the understanding that the user is solely responsible for determining suitability for the intended use. All information and recommendations provided herein are based upon our research and are believed to be accurate, but no guarantee, either expressed or implied, is made with respect thereto or with respect to the infringement of any patent. A-1 Grit Company makes no warranty of merchantability or suitability for any particular purpose in connection with any sale of the products described herein. Inconsistent terms and conditions contained in Buyer’s purchase order shall not be binding to A-1 Grit Company, unless reflected in writing signed by A-1 Grit Company representative. The information contained herein is not to be copied or otherwise used in any publication in whole or in part, without written permission from A-1 Grit Company. 

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