
Fertilizers & Soil Amendments
We offer a wide selection of soil amendments and fertilization products in liquid, dry, granular, pelletized and powder forms for virtually every need. We have OMRI® Listed, WSDA Reg. Materials, USDA Organic, National Organic Program Compliant and Phosphate Free products covering a wide range of applications for Agriculture, Professional, Commercial Growers, Hydroponic Growers, Small & Large Scale Farms, Pastures, Acreage, Gardens of any size, Lawns, Landscapes, Commercial Properties and Homeowners. We work hard to offer better choices and provide the products that'll help you accomplish your goals in any growing method. Organic Products Notice
Commercial discounts are available off the retail prices shown. Create An Account or Contact Us for more information at 888.499.9869.
Not all products listed on this website are offered for sale or registered in all States.
Bio S.I. Lawn & Garden Select Seed & Soil Inoculant (1 gal./128 oz.)BENEFICIAL SOIL MICROBES & MYCORRHIZAE Bio S.I. scientifically tested Lawn & Garden Select Rebuilds, Restores, and Renews gardens from the ground up, building vitality and plant health, naturally. Bio S.I.’s beneficial microbial formula plus Mycorrhizae strengthens the soil, increases water efficiency, improves fertilizer absorption and is safe for children and pets. |
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1-2-3 Nutrient + Mycorrhizae Fertilizer Set1-2-3 Nutrient Fertilizer Set is a biological growth enhancing, bacterially dominant inoculant specially designed for use on lawn acreage, larger scale landscapes, turfgrass and smaller pastures. Contains Mycorrhizae and Mycorrhizae Helper Bacteria (MHB) in a rich brew of kelp, cold processed fish, humates, folic acids, black strap sugar cane molasses and complex sugars. It's effective both as a foliar spray to existing grass, turf and smaller pastures. Great for rehabilitating over grazed and struggling pastures. Apply as a drench to the soil and/or roots when transplanting, on sod installations, new yard installs and over seeding. Contains NO animal manures or municipal offal. Pathogen free and non-phyto-toxic. Treats approx 2 acres (90,000 sq. ft.) No brewing, waiting around - just mix and apply. USDA National Organic Program Compliant. |
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Bio S.I. Lawn & Garden + Humus 1 gal. (Case of 4)Case of 4 Gallons Bio S.I. scientifically tested Lawn & Garden Plus Humus Rebuilds, Restores, and Renews lawns and gardens, building dense green growth and plant health, naturally. Bio S.I.?s beneficial microbial formula plus Humus will improve the efficiency of fertilizer/chemical programs for the lawn, ornamental, and vegetable gardens. Lawn and Garden Plus Humus increases water penetration, improves the vigor of the lawns and gardens, and is safe for children and pets. 1 Gallon covers up to 20,000 sq. ft. |
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Bio S.I. Lawn & Garden Select Seed & Soil Inoculant (55 gal. drum)BENEFICIAL SOIL MICROBES & MYCORRHIZAE 55 gallon Drum Bio S.I. scientifically tested Lawn & Garden Select Rebuilds, Restores, and Renews gardens from the ground up, building vitality and plant health, naturally. Bio S.I.’s beneficial microbial formula plus Mycorrhizae strengthens the soil, increases water efficiency, improves fertilizer absorption and is safe for children and pets. |
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1-2-3 Tree Nutrient + Mycorrhizae 2-0-2 (1 gal.)1-2-3 Tree Nutrient + Mycorrhizae 2-0-2 contains dense populations of Endo and Ecto Mycorrhizae with Mycorrhizae Helper Bacteria (MBH) combined with a rich ferment of nutrients from Kelp, Fish, Humate and Molasses. It's perfect for spring & fall feedings and transplanting trees and shrubs. Benefits include: Increased soil fungal mass, translocation of soil nutrients via Mycorrhizae to the plant, increased transplant success, no phosphorous mix supports native mycorrhizae, increases long term health and virtually no transplant shock. Contains NO animal manures or municipal waste. It is pathogen free and non-phyto-toxic. USDA National Organic Program Compliant. |
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Bio S.I. Lawn & Garden + Humus (5 gal. pail)5 Gallon Pail Bio S.I. scientifically tested Lawn & Garden Plus Humus Rebuilds, Restores, and Renews lawns and gardens, building dense green growth and plant health, naturally. Bio S.I.?s beneficial microbial formula plus Humus will improve the efficiency of fertilizer/chemical programs for the lawn, ornamental, and vegetable gardens. Lawn and Garden Plus Humus increases water penetration, improves the vigor of the lawns and gardens, and is safe for children and pets. 1 Gallon covers up to 20,000 sq. ft. |
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Bio S.I. Lawn & Garden Select Seed & Soil Inoculant (5 gal. pail)BENEFICIAL SOIL MICROBES & MYCORRHIZAE 5 Gallon Pail Bio S.I. scientifically tested Lawn & Garden Select Rebuilds, Restores, and Renews gardens from the ground up, building vitality and plant health, naturally. Bio S.I.’s beneficial microbial formula plus Mycorrhizae strengthens the soil, increases water efficiency, improves fertilizer absorption and is safe for children and pets. |
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Bio S.I. Ag SELECT Beneficial Soil Microbes & Mycorrhizae 1 qt.Bio S.I. Ag SELECT Beneficial Soil Microbes & Mycorrhizae is a soil inoculant with a broad and diverse spectrum of naturally occurring beneficial microbes and Mycorrhizae for rebuilding the soil. Bio S.I. Ag SELECT will bring your entire farm to a more productive, vigorous and balanced state. This leads to the use of fewer chemicals, less fertilizer and better utilization of soil nutrients and water. Covers up to 2 Row Acres |
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Bio S.I. Lawn & Garden Select Seed & Soil Inoculant Hose End Sprayer 1 qt. (Case of 12)BENEFICIAL SOIL MICROBES & MYCORRHIZAE Case of 12 Quarts Bio S.I. scientifically tested Lawn & Garden Select Rebuilds, Restores, and Renews gardens from the ground up, building vitality and plant health, naturally. Bio S.I.’s beneficial microbial formula plus Mycorrhizae strengthens the soil, increases water efficiency, improves fertilizer absorption and is safe for children and pets. |
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Bio S.I. Lawn & Garden + Humus Hose End Sprayer 1 qt. (Case of 12)Case of 12 Quarts Bio S.I. scientifically tested Lawn & Garden Plus Humus Rebuilds, Restores, and Renews lawns and gardens, building dense green growth and plant health, naturally. Bio S.I.?s beneficial microbial formula plus Humus will improve the efficiency of fertilizer/chemical programs for the lawn, ornamental, and vegetable gardens. Lawn and Garden Plus Humus increases water penetration, improves the vigor of the lawns and gardens, and is safe for children and pets. Quart Covers up to 5,000 sq. ft. |
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Bio S.I. Lawn & Garden + Humus (1 gal./128 oz.)Bio S.I. scientifically tested Lawn & Garden Plus Humus Rebuilds, Restores, and Renews lawns and gardens, building dense green growth and plant health, naturally. Bio S.I.?s beneficial microbial formula plus Humus will improve the efficiency of fertilizer/chemical programs for the lawn, ornamental, and vegetable gardens. Lawn and Garden Plus Humus increases water penetration, improves the vigor of the lawns and gardens, and is safe for children and pets. Covers up to 20,000 sq. ft. |
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Liquid Fish Blend 2-3-2 (5 gal. pail)5 Gallons Pails Medina Liquid Fish Blend 2-3-2 is an excellent root growth stimulator. Can be foliar or soil applied during the entire growing season. Derived from Hydrolized fish emulsion, cane molasses, apple cider vinegar, seaweed extract, and leonardite ore. Also contains Humic Acid. Liquid Fish Blend is pH adjusted by use of phosphoric acid which does not exceed the minimum amount needed to lower the pH to 3.5. Covers 32,000 sq ft. |