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Soil Amendments

Mixed and single-source macro and micro-nutrients.

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  • Original price $320.00 - Original price $320.00
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    Current price $320.00

    Ferti Nitro Plus Soluble Soy (13.62-0-0) - 50 lb Bag

    From Ferti-Organic - A water-soluble powder produced enzymatically, without animal by-products. A nontoxic, non-polluting and vegan plant nutrient....

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    Original price $320.00 - Original price $320.00
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  • Original price $30.90 - Original price $30.90
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    Ferti-Organic Soluble Humic Acid - 5 lb Bag

    From Ferti-Organic, an organic, dark black humate derived from leonardite, with a 60% minimum humate content. Helps break compacted soils, allowing...

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    Original price $30.90 - Original price $30.90
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  • Original price $41.00 - Original price $41.00
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    Neptune's Harvest Liquid Fish Fertilizer (2-4-1) - 1 Gallon

    <This hydrolyzed fish fertilizer comes from the nutrient rich North Atlantic. It is made from fresh fish remains by a unique cold process that p...

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    Original price $41.00 - Original price $41.00
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  • Original price $23.40 - Original price $23.40
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    Calcium Nitrate 15.5-0-0, 19% Ca - 50 lbs

    Calcium Nitrate is one of the most commonly used sources of nitrogen in agriculture today. Popular among bio-nutrient farmers. No sodium or chlorid...

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    Original price $23.40 - Original price $23.40
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  • Original price $20.25 - Original price $20.25
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    VermaPlex Liquid Concentrate - 1 Gallon

    A concentrated all natural microbial soil amendment as well as a plant probiotic liquid, derived from earthworm castings. It provides soil fertilit...

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    Original price $20.25 - Original price $20.25
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  • Original price $50.95 - Original price $50.95
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    K*ASH - Sunflower Hull Ash (0-4-34) - 50 lb Bag

    K*Ash enriches the soil, tempers acidity, and improves soil structure and microbial flora while providing potassium and other essential nutrients. ...

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    Original price $50.95 - Original price $50.95
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  • Original price $24.75 - Original price $24.75
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    Vansil W-20 Wollastonite (Ca₂O₄Si) - 50 lb Bag

    Wollastonite is a natural calcium silicate mineral. VANSIL wollastonite is sourced domestically and is not chemically treated. Because it is milled...

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    Original price $24.75 - Original price $24.75
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  • Original price $10.85 - Original price $10.85
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    Dolomitic Lime Pro-Select Prill - 50 lb Bag

    Dolomitic Lime Pelletized (50 lb) is a pelletized limestone high in Calcium (Ca) and Magnesium (Mg). Best to use when soil tests show a need for ma...

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    Original price $10.85 - Original price $10.85
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  • Original price $258.95 - Original price $258.95
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    Ferti Fulvic Plus (90% Fulvic Acid) - 50 lb Bag

    Ferti Fulvic Plus is derived from peat and other plants with a minimum 90% content of organic fulvic acid. It's highly soluble. It chelates mineral...

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    Original price $258.95 - Original price $258.95
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  • Original price $78.00 - Original price $78.00
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    Fish Meal (No Preservative) 60% Protein (9-4.5-0) - 50 lb Bag

    Fish Meal is a slow release source of organic nitrogen and phosphorus. Fish Meal 60% Protein is from catfish with no preservatives and is high in c...

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    Original price $78.00 - Original price $78.00
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  • Original price $25.80 - Original price $25.80
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    Biomin® Liquid Copper (1-0-0-4%CU)- Gallon

    Biomin Liquid Copper is an amino acid chelated copper for preventing and correcting copper deficiences. It is completely bioavailable and can be ap...

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    Original price $25.80 - Original price $25.80
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    Biomin® Liquid Calcium 5% - 1 Gallon

    Biomin Liquid Calcium is an amino acid chelated fertilizer containing 5% calcium derived from calcium carbonate (limestone). It is completely bioav...

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    Original price $25.80 - Original price $25.80
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  • Original price $25.50 - Original price $25.50
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    Mikrobs Microbial Superpack - 8 oz Bag

    Mikrobs is an organic microbial soil amendment/bioinoculant for plant and root growth stimulation that also encourages preventative resistance agai...

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    Original price $25.50 - Original price $25.50
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  • Original price $128.95 - Original price $128.95
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    BioLink® All Purpose Liquid (3-3-3) Plus Micros - 2.5 Gallon

    BioLink All Purpose Liquid (3-3-3) Plus Micros is a liquid fertilizer that provides nitrogen, phosphorus, and potassium, plus micronutrients. It im...

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    Original price $128.95 - Original price $128.95
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  • Original price $36.00 - Original price $36.00
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    Boron 10% Granular - 50 lb Bag

    Boron 10 % Cameron Chemicals Brand is pelletized and is derived from ulexite (sodium calcium borate). Use it as part of a fertility plan, broadcast...

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    Original price $36.00 - Original price $36.00
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  • Original price $42.70 - Original price $42.70
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    Aqua Power Liquid Fish Fertilizer (5-1-1) - 2.5 Gallon

    Aqua Power™ is a liquid fish concentrate filtered through an 80 mesh screen. The nitrogen in Aqua Power™ is water soluble and available to plants i...

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    Original price $42.70 - Original price $42.70
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  • Original price $102.00 - Original price $102.00
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    Manganese Sulfate Powder 32% (For Feed or Fertilizer) - 55 lb Bag

    Manganese Sulfate with 18% sulfur. For soils deficient in Manganese (Mn), apply this fast-acting source of 32% Mn to the soil. Can be applied by br...

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    Original price $102.00 - Original price $102.00
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  • Original price $10.85 - Original price $10.85
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    Hi-Cal Lime Pro Pelletized Pro Select Prills - 50 lb Bag

    Hi-Cal Lime Pelletized (87% Calcium Carbonate) is high in calcium and low in magnesium. Elemental calcium is 34.83% min. Calcium carbonate equivale...

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    Original price $10.85 - Original price $10.85
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  • Original price $76.25 - Original price $76.25
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    SEA-CROP® Ocean Mineral Concentrate - 2.5 Gallon

    SEA-CROP® is a concentrate that contains all of the minerals of seawater in concentrated form with the sodium chloride 95% reduced and contains 3% ...

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    Original price $76.25 - Original price $76.25
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  • Original price $26.80 - Original price $26.80
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    Biomin® Booster 126 Amino Acid Chelated Minerals - Gallon

    A liquid fertilizer of magnesium and micronutrients: boron, copper, iron, manganese, and zinc, chelated with amino acids, including glycine. The ch...

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    Original price $26.80 - Original price $26.80
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  • Original price $25.80 - Original price $25.80
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    Biomin® Liquid Boron (1-0-0+3%B) - Gallon

    Biomin® Boron is derived from Sodium Tetraborate and hydrolyzed vegetable protein. It can be used for soil and/or foliar application. It is complet...

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    Original price $25.80 - Original price $25.80
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    Biomin® Liquid Iron 5% - Gallon

    Biomin® Iron 5% is an amino acid complexed iron liquid fertilizer for soil and foliar application. Use it to correct and prevent iron deficiencies....

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    Original price $25.80 - Original price $25.80
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  • Original price $143.00 - Original price $143.00
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    Neptune's Harvest Liquid Fish Fertilizer (2-4-1) - 5 Gallons

    This hydrolyzed fish fertilizer comes from the nutrient rich North Atlantic. It is made from fresh fish remains by a unique cold process that prote...

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    Original price $143.00 - Original price $143.00
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  • Original price $15.85 - Original price $15.85
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    Aragonite Raw (0-0-0-Ca 38%) - 50 lb Bag

    Aragonite Raw (0-0-0-38 Ca) - A feed-grade calcium carbonate from a marine source that is high in calcium, low in magnesium, and contains trace mic...

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    Original price $15.85 - Original price $15.85
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  • Original price $44.40 - Original price $44.40
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    Nature Safe All Season Fertilizer (10-2-8) - 50 lb Bag

    This coarse (SGN 220-230) general use fertilizer is derived from feather meal, meat and bone meal, blood meal and sulfate of potash. It contains 9%...

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    Original price $44.40 - Original price $44.40
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  • Original price $162.00 - Original price $162.00
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    Neptune's Harvest Liquid Fish & Seaweed Fertilizer (2-3-1) - 5 Gallons

    Neptune's Harvest Liquid Fish & Seaweed Fertilizer is made of hydrolyzed fish fertilizer from fresh fish remains from the North Atlantic and so...

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    Original price $162.00 - Original price $162.00
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  • Original price $140.00 - Original price $140.00
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    BioSafe TerraGrow - 5 lbs

    A wettable powdered blend of scientifically selected beneficial bacterial spores to improve soil characteristics and plant stress tolerance. BioSaf...

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    Original price $140.00 - Original price $140.00
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  • Original price $78.25 - Original price $78.25
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    Current price $78.25

    BioLink® All Purpose Liquid (0-5-5) - 2.5 Gallon

    BioLink All Purpose Liquid (0-5-5) is a liquid fertilizer for correction of phosphorus and potassium deficiencies. Can be applied to all crops. Der...

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    Original price $78.25 - Original price $78.25
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  • Original price $38.25 - Original price $38.25
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    EM1 Microbial Inoculant Concentrate - 1 Qt

    EM-1 Microbial Inoculant is a naturally-fermented, live microbial product. This is Dr Higa's Original Effective Microorganisms Concentrate. It's a ...

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    Original price $38.25 - Original price $38.25
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  • Original price $46.40 - Original price $46.40
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    Actosol Organic Biostimulant - 2.5 Gallon

    An organic biostimulant which improves stress tolerance and water retention, enhances chelating of plant nutrients and stimulates root mass and pla...

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    Original price $46.40 - Original price $46.40
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  • Original price $25.80 - Original price $25.80
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    Biomin® Liquid Manganese (1-0-0-5%Mn) - 1 Gallon

    Biomin® Manganese Amino Acid Chelated Minerals is a chelated manganese that is completely bioavailable and can be applied as a soil and/or foliar a...

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    Original price $25.80 - Original price $25.80
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  • Original price $76.25 - Original price $76.25
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    Biogreaux Blackstrap Molasses(1-0-5) 5 Gallon

    Biogreaux Blackstrap Molasses is an all-natural organic fertilizer and potassium booster made from the byproduct of Louisiana sugarcane processing....

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    Original price $76.25 - Original price $76.25
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  • Original price $29.95 - Original price $29.95
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    Zeolite Soil Amendment - 50 lb Bag

    Zeolite has superior absorption capabilities with a coarse sand texture (14 - 40 mesh). In soils, it can increase cation exchange capacity, water-h...

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    Original price $29.95 - Original price $29.95
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  • Original price $84.50 - Original price $84.50
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    BioLink® Cal Plus Liquid 6% - 2.5 Gallon

    BioLink Cal Plus Liquid 6% is a liquid calcium fertilizer complexed with an organic acid, making it immediately available to plants. Use as a folia...

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    Original price $84.50 - Original price $84.50
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  • Original price $50.50 - Original price $50.50
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    Mycorrhizal Inoculant Plus+ - 1.5 lb Bag

    A complete root bio stimulant with a concentrated blend of Endo and Ecto Mycorrhizal Fungi and Beneficial Bacteria. Four Endo Species (120 prop/gra...

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    Original price $50.50 - Original price $50.50
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  • Original price $17.00 - Original price $17.00
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    Humax 12% from JH Biotech - Gallon

    Humax is a concentrated liquid humic acid extracted from leonardite for foliar or soil applications. It will chelate nutrients for more efficient n...

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    Original price $17.00 - Original price $17.00
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  • Original price $25.80 - Original price $25.80
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    Biomin® Liquid Zinc (1-0-0-7%Zn) - 1 Gallon

    Biomin® Zinc is an amino acid chelated zinc liquid fertilizer for soil and foliar application. It is completely bio-available and is used to preven...

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    Original price $25.80 - Original price $25.80
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  • Original price $228.50 - Original price $228.50
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    Ferti-Organic Soluble Humic Acid - 50 lb Bag

    From Ferti-Organic, an organic, dark black humate derived from leonardite, with a 60% minimum humate content. Helps break compacted soils, allowing...

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    Original price $228.50 - Original price $228.50
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  • Original price $21.30 - Original price $21.30
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    Thorvin Kelp - 3 lb Bag

    Thorvin Kelp is a single sourced kelp from Icelandic waters and is certified organic and OMRI-listed. The kelp is processed at a low temperature in...

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    Original price $21.30 - Original price $21.30
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  • Original price $10.50 - Original price $10.50
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    Iron Sulfate Powder 20% - 1 lb Bag

    Ferrous (Iron) Sulfate Heptahydrate is a soluble product that can be broadcast, side banded or foliar sprayed. Guaranteed Analysis: 20% Iron, 18% S...

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    Original price $10.50 - Original price $10.50
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  • Original price $34.50 - Original price $34.50
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    Alfalfa Pellets Organically Grown 17% Protein - 50 lb Bag

    Alfalfa Pellets are produced from standing organically grown alfalfa, which is mowed and chopped in the field, delivered to the dehydrating plant s...

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    Original price $34.50 - Original price $34.50
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  • Original price $88.80 - Original price $88.80
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    $88.80
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    Current price $88.80

    EM1 Microbial Inoculant Concentrate - 1 Gallon

    EM•1 Microbial Inoculant is a naturally-fermented, live microbial product. This is Dr Higa's Original Effective Microorganisms Concentrate. It's a ...

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    Original price $88.80 - Original price $88.80
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    $88.80
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    Current price $88.80
  • Original price $38.00 - Original price $38.00
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    $38.00
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    Current price $38.00

    Nature Safe Starter Fertilizer (5-6-6) - 50 lb Bag

    Derived from meat and bone meal, blood meal, and langbeinite (KMag or SulPoMag). Contains 4.5% slow release nitrogen. 0.5% water soluble nitrogen w...

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    Original price $38.00 - Original price $38.00
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  • Original price $240.50 - Original price $240.50
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    BioSafe TerraGrow - 10 lbs

    A wettable powdered blend of scientifically selected beneficial bacterial spores to improve soil characteristics and plant stress tolerance. BioSaf...

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    Original price $240.50 - Original price $240.50
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  • Original price $12.85 - Original price $12.85
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    Coast of Maine Stonington Blend Organic Plant Food (5-2-4) - 4 lb Bag

    Coast of Maine Stonington Organic Plant Food (5–2–4) is an exceptional organic granular fertilizer made with lobster, crab, fish and kelp meal plus...

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    Original price $12.85 - Original price $12.85
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  • Original price $49.25 - Original price $49.25
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    $49.25
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    Current price $49.25

    Neptune's Harvest Liquid Fish & Seaweed Fertilizer (2-3-1) - 1 Gallon

    Neptune's Harvest Liquid Fish & Seaweed Fertilizer is made of hydrolyzed fish fertilizer from fresh fish remains from the North Atlantic and so...

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    Original price $49.25 - Original price $49.25
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    $49.25
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    Current price $49.25
  • Original price $296.95 - Original price $296.95
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    Maxicrop Soluble Seaweed Powder (0-0-17) - 22 lb

    Concentrated Ascophyllum nodosum (brown seaweed) plus potassium hydroxide from the Norwegian coastline. This highly soluble seaweed provides trace ...

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    Original price $296.95 - Original price $296.95
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  • Original price $118.50 - Original price $118.50
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    $118.50
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    Endomycorrhizal Inoculant (BEI) Micronized Powder - 5 lb Bag

    From BioOrganics this product contains a blend of nine species of Endomycorrhizal spores: Glomus aggregatum, G. etunicatum, G. intraradices, G. mos...

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    Original price $118.50 - Original price $118.50
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    Current price $118.50