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Fertilizers

A collection of the very best natural and biologically-based fertility sources available.

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  • Fish Bone Meal 40% Protein (4-14-0) - Ton Tote

    A marine-based alternative to traditional steamed bone meal and a great source of organic phosphorus and calcium (12%-17%). Derived from fresh cutt...

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  • Original price $12.50 - Original price $12.50
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    Current price $12.50

    Manganese Sulfate Powder 31.5% - 1 lb Bag

    Manganese Sulfate with 31.5% manganese and 18% sulfur is used for soils deficient in manganese (Mn). Manganese Sulfate Powder is soluble and can be...

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    Original price $12.50 - Original price $12.50
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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 $12.50 - Original price $12.50
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    Copper Sulfate Powder - 1 lb

    Copper sulfate powder is a composed of 25.2% copper and 12.5% sulfur. It provides a water soluble, readily available form of copper, an essential m...

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    Original price $12.50 - Original price $12.50
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    Zinc Sulfate Powder, Ag & Livestock, 1 lb Bag

    Zinc sulfate monohydrate powder is fertilizer and feed grade. Guaranteed Analysis: Water Soluble Zinc (Zn) 35.5%, Sulfur (S) 17%. Zinc sulfate powd...

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    Original price $12.50 - Original price $12.50
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    Current price $12.50
  • Original price $36.00 - Original price $36.00
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    Current price $36.00

    Ferti Fulvic Plus (90% Fulvic Acid) - 5 lb Bag

    Derived from plants with a 90% (min.) content of organic fulvic acid. Its chelating effect, physiological and biological activity give the plant m...

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    Original price $36.00 - Original price $36.00
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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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  • Biogreaux Blackstrap Molasses 275 Gallon (1-0-5)

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

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  • Biogreaux Blackstrap Molasses 55 Gallon Drum (1-0-5)

    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 $19.00 - Original price $19.00
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    Current price $19.00

    Biogreaux Blackstrap Molasses (1-0-5) 1 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 $19.00 - Original price $19.00
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  • Original price $66.99 - Original price $66.99
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    Current price $66.99

    Neem Cake - 44 lb Bag

    Neem Cake (also known as Neem Seed Meal) is a natural fertilizer that is the by-product derived by cold pressing neem tree fruits and kernels. It m...

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    Original price $66.99 - Original price $66.99
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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 $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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    Current price $228.50
  • Original price $320.00 - Original price $320.00
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    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 $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 $308.50 - Original price $308.50
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    AgSil 16H Potassium Silicate Powder 52% SiO2 (0-0-32) 50 lb Bag

     AgSil helps plants to resist toxicity from phosphorous, manganese, aluminum and iron and increases tolerance to salt. AgSil also aids in resistanc...

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    Original price $308.50 - Original price $308.50
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  • Original price $36.00 - Original price $36.00
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    Iron Sulfate Powder 20% - 50 lb Bag

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

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    Original price $36.00 - Original price $36.00
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    Current price $36.00
  • Original price $126.90 - Original price $126.90
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    Copper Sulfate Powder - 50 lb Bag

    Copper sulfate powder is a composed of 25.2% copper and 12.5% sulfur. It provides a water soluble, readily available form of copper, an essential m...

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    Original price $126.90 - Original price $126.90
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    Current price $126.90
  • Original price $86.30 - Original price $86.30
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    Current price $86.30

    Zinc Sulfate Powder, Ag & Livestock- 50 lb Bag

    Zinc sulfate monohydrate powder is fertilizer and feed grade. Guaranteed Analysis: Water Soluble Zinc (Zn) 35.5%, Sulfur (S) 17%. Zinc sulfate powd...

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    Original price $86.30 - Original price $86.30
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  • Original price $41.75 - Original price $41.75
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    Current price $41.75

    Kmag or SulPoMag Granular (0-0-22+22S+11Mg) - 50 lb Bag

    Intrepid Trio brand Kmag or SulPoMag is 100% natural Langbeinite, a long-lasting, readily available source of low-chloride potassium (22%), magnesi...

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    Original price $41.75 - Original price $41.75
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  • Original price $65.95 - Original price $65.95
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    Fish Bone Meal 40% Protein (4-14-0) - 50 lb Bag

    A marine-based alternative to traditional steamed bone meal and a great source of organic phosphorus and calcium (12%-17%). Derived from fresh cutt...

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    Original price $65.95 - Original price $65.95
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    $65.95
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    Current price $65.95
  • Original price $118.50 - Original price $118.50
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    Current price $118.50

    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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  • Original price $685.00 - Original price $685.00
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    Harmony Ag Organic Fertilizer (5-4-3) - 1 Ton Tote

    Harmony Ag Organic Fertilizer w/ 9% Calcium (5-4-3) is our most popular fertilizer, made from composted poultry layer manure. All-purpose for veget...

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    Original price $685.00 - Original price $685.00
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  • Endomycorrhizal Inoculant (BEI) Micronized Powder - 25 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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  • Endomycorrhizal Inoculant (BEI) Micronized Powder - 10 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 $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 $101.50 - Original price $101.50
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    Solubor 20.5% Boron (Sodium Borate) - 50 lb Bag

    Solubor has the highest concentration of boron (20.5%) and the maximum possible dispersion and solubility in water and other solutions even at lowe...

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    Original price $101.50 - Original price $101.50
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  • Original price $52.00 - Original price $52.00
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    Allganic Nitrogen Plus (15-0-2) 50 lb Bag

    Allganic Nitrogen Plus is a micro-pelletized sodium nitrate from Chile, containing 15% Nitrate-Nitrogen and 2% Potassium, and is easy to broadcast....

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    Original price $52.00 - Original price $52.00
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  • Original price $1,100.00 - Original price $1,100.00
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    Crescendo Organic Fertilizer (8-2-2) - Full Pallet 40 x 50 lb

    A fertilizer derived from composted poultry layer manure and feather meal. All-purpose for vegetables, fruits, lawn and landscape. Analysis: 3.2% w...

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    Original price $1,100.00 - Original price $1,100.00
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  • Original price $1,515.00 - Original price $1,515.00
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    Brown's Fish Fertilizer (2-3-1) - 275 Gallons

    Produced in Western North Carolina, this product is made from fresh water fish. Brown's Fish Fertilizer is a fish hydrolysate produced by a cold en...

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    Original price $1,515.00 - Original price $1,515.00
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  • Original price $404.50 - Original price $404.50
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    EM1 Microbial Inoculant Concentrate - 5 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 $404.50 - Original price $404.50
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  • Original price $128.95 - Original price $128.95
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    Current price $128.95

    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 $60.50 - Original price $60.50
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    BioLink® Potassium Fertilizer Liquid (0-0-6) - 2.5 Gallon

    BioLink Potassium Fertilizer (0-0-6) is a liquid fertilizer containing 6.0% soluble potash derived from sulfate of potash (potassium sulfate). It c...

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    Original price $60.50 - Original price $60.50
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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 $34.50 - Original price $34.50
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    Current price $34.50

    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 $471.95 - Original price $471.95
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    Current price $471.95

    Maxicrop Soluble Seaweed Powder (0-0-17) - 44 lbs

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

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    Original price $471.95 - Original price $471.95
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    Current price $471.95