Bio-Retention Mixes


Here at Hollins Organic Products, Inc., we are dedicated to making quality mixes to the specifications you need for your jobs!

Our custom-blended Bio-Retention soils remove pollutants through filtration and a variety of biological and physical processes. Our soils meet State of Maryland soil specifications for Bioretention Ponds. They also meet USDA Soil Type requirements. Tested for Storm Water Infiltration Rate.

For Custom Bio-Retention Mixes, we need a copy of the spec. sheet for the job. You may fax that to our main office at (410) 823-7645. Please put "Bio-Mix Specs" in the subject line of the fax. If you have any questions, Please call our Falls Road Office.

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