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On-site pickups are by appointment only, please call us if you'd like to schedule a pickup.

Soil Amendments

Mixed and single-source macro and micro-nutrients.

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  • Original price $71.49 - Original price $71.49
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    Thorvin Kelp - 50 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 $71.49 - Original price $71.49
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  • Original price $27.90 - Original price $27.90
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    Elemental Sulfur 90% - 50 lb Bag

    Pelletized sulfur is used to correct sulfur deficiencies or lower soil pH. Excellent for blueberries and all acid-loving plants. Rates vary by star...

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    Original price $27.90 - Original price $27.90
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  • Original price $39.60 - Original price $39.60
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    Bone Meal Granulated (2-14-0) - 50 lb Bag

    Par-4 brand (2-14-0) is a steamed bone meal that is micro-pelletized for easy application. Bone meal is an excellent source of calcium at 20% and c...

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    Original price $39.60 - Original price $39.60
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  • Original price $17.50 - Original price $17.50
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    Harmony Ag Organic Fertilizer (5-4-3) 9% Calcium - 40 lb

    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 $17.50 - Original price $17.50
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  • Original price $43.00 - Original price $43.00
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    Feather Meal (13-0-0) - 50 lb Bag

    Feather meal, a by-product of poultry processing is cooked and sterilized under intense heat using steam pressure cookers then dried and ground int...

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    Original price $43.00 - Original price $43.00
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  • Original price $26.75 - Original price $26.75
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    Magnesium Sulfate (Epsom Salt) - Technical Grade - 50 lb Bag (Agriculture)

    Magnesium Sulfate (Epsom Salt) Technical Grade - Mg 9.8%, S 12.9%. Quick acting magnesium & sulfur fertilizer. It can be used for a soil or fol...

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    Original price $26.75 - Original price $26.75
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  • Original price $66.00 - Original price $66.00
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    Nature's Kelp from Thorvin - 50 lb Bag

    Nature’s Kelp from Thorvin is a certified organic dried kelp (Ascophyllum Nodosum) from the North Atlantic that is a rich source of trace minerals....

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    Original price $66.00 - Original price $66.00
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  • Original price $62.00 - Original price $62.00
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    Blood Meal (13-0-0) - 50 lb Bag

    Blood Meal (13-0-0) - A natural source of nitrogen, blood meal is ideal for promoting lush and green vegetative growth. The high nitrogen is rapidl...

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    Original price $62.00 - Original price $62.00
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  • Original price $33.95 - Original price $33.95
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    Alfalfa Meal Organically Grown for Plants or Animals (3-0.5-3) - 50 lb Bag

    As a fertilizer it has an analysis of 3-0.5-3 and is loaded with micronutrients. The alfalfa plant has a deep root system that draws up minerals be...

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    Original price $33.95 - Original price $33.95
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  • Original price $34.50 - Original price $34.50
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    Nature Safe Fertilizer (8-5-5) - 50 lb Bag

    Pelleted (SGN 5/32”x 1/4” - 1/2”) general use fertilizer derived from meat and bone meal, feather meal, blood meal, and sulfate of potash. The 1.2%...

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    Original price $34.50 - Original price $34.50
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  • Original price $28.00 - Original price $28.00
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    Azomite Micronized Powder - 44 lb Bag

    Azomite is a naturally mined, volcanic mineral with over 66 minerals and trace elements that are important for plant nutrition and growth. It impro...

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    Original price $28.00 - Original price $28.00
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    Azomite Granular - 44 lb Bag

    Azomite is a naturally mined, volcanic mineral with over 66 minerals and trace elements that are important for plant nutrition and growth. It impro...

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    Original price $28.00 - Original price $28.00
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  • Original price $37.55 - Original price $37.55
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    Nature Safe Organic Nitrogen Fertilizer (13-0-0) - 50 lb Bag

    This high nitrogen fertilizer is derived from feather meal, meat meal, and blood meal. It contains 0.96% plant available nitrogen for green up in 7...

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    Original price $37.55 - Original price $37.55
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  • Original price $46.00 - Original price $46.00
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    Potassium Sulfate Granular (SOP) (0-0-50+S17%) - 50 lb Bag

    Potassium is essential for a vigorous root system, plant growth, disease resistance, as well as fruit and vegetable quality. SOP granular is a natu...

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    Original price $46.00 - Original price $46.00
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  • Original price $298.50 - Original price $298.50
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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 $298.50 - Original price $298.50
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  • Original price $56.50 - Original price $56.50
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    Allganic Soluble Potassium Sulfate SOP (0-0-52+S18%) - 50 lb Bag

    Potassium Sulfate Allganic Brand Water Soluble SOP (0-0-52-Sulfur 18%) is a soluble SOP for crop production. Apply according to your soil test, y...

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    Original price $56.50 - Original price $56.50
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    Original price $60.90 - Original price $60.90
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    Neversink Blend 6-1-7 - 50 lb Bag

    Neversink Blend is a custom fertilizer formulated by Conor Crickmore of Neversink Farm. Check out Neversink's fantastic workshops as well as their ...

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    Original price $60.90 - Original price $60.90
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  • Original price $26.50 - Original price $26.50
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    Worm Castings Mountain Gate Organics - 1 cu ft Bag

    These worm castings are from Mountain Gate Organics out of Rockingham, VA and go through a multi-screening process to eliminate worm eggs without t...

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  • Original price $34.25 - Original price $34.25
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    Fertoz Organic Granulated Rock Phosphate Fertilizer 0-20-0 - 50 lbs

    Fertoz Organic Phosphorus replacing Calphos with this 2X concentrated granulated phosphate fertilizer. Total Phosphorus: 20% (available phosphorus:...

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    Original price $34.25 - Original price $34.25
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  • Original price $51.00 - Original price $51.00
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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 $51.00 - Original price $51.00
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  • Original price $29.10 - Original price $29.10
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    Sea-90 Soil Mineralizer+ - 50 lb Bag

    Sea-90 Soil Mineralizer+ now includes 1% Humic Acid as well as 0.1% K2O, 1.5% Ca, 0.5% Mg and 1% S. Sea-90 is natural salt crystals produced by so...

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  • Original price $35.50 - Original price $35.50
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    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 $41.10 - Original price $41.10
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    Kmag or SulPoMag Granular (0-0-22+21S+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 $41.10 - Original price $41.10
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  • Original price $35.50 - Original price $35.50
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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 $35.50 - Original price $35.50
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  • Original price $39.60 - Original price $39.60
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    Crab Shell 4-4-0 +18% Ca - 40 lb Bag

    By providing existing soil microbes with food and energy, crab shell naturally and safely improves soil health by enhancing the beneficial microbia...

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  • Original price $18.80 - Original price $18.80
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    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 $18.80 - Original price $18.80
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  • Original price $12.20 - Original price $12.20
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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 $9.50 - Original price $9.50
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    Prilled Sulfur 99% - 5 lb Bag

    Prilled elemental sulfur is used to correct sulfur deficiencies or lower soil pH.  Our elemental sulfur will have a light green color. Excellent fo...

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    Original price $9.50 - Original price $9.50
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  • Original price $8.95 - Original price $8.95
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    Hi-Cal Lime Powder - 50 lb Bag

    This is a pulverized powder (calcium carbonate) - This high quality 100% pulverized limestone is high in calcium and very low in magnesium content....

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    Original price $8.95 - Original price $8.95
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  • 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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  • Original price $64.95 - Original price $64.95
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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 $64.95 - Original price $64.95
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  • Original price $86.30 - Original price $86.30
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    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 $24.35 - Original price $24.35
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    Rock Phosphate Pelletized (0-3-0) - 50 lb Bag

    Ida-Gro brand pelletized (0-3-0) - 20% total phosphate, 3% available phosphate, and 20% calcium is derived from a naturally mined soft rock phospha...

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    Original price $24.35 - Original price $24.35
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    Original price $55.00 - Original price $55.00
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    Humic DG - 40 lb Bag

    The Andersons brand Humic DG is an easy flow micro-pelletized humic acid (70%). Humic DG is a mix of humic acid percursor, fulvic acid, humic acid,...

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    Original price $55.00 - Original price $55.00
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  • Original price $87.50 - Original price $87.50
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    Brown's Fish Fertilizer (2-3-1) - 5 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 $87.50 - Original price $87.50
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  • Original price $45.00 - Original price $45.00
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    Corn Gluten Meal Granular (9-0-0) - 50 lb Bag

    The nitrogen in Corn Gluten Meal has a very high mineralization rate, typically over 80%. ...

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  • Original price $30.40 - Original price $30.40
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    Cottonseed Meal (6-2-1) - 50 lb Bag

    Use for acid-loving plants like blueberries and azaleas because of its low pH. This Cottonseed Meal is NOT NOP Compliant. This is feed grade. For t...

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    Original price $30.40 - Original price $30.40
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  • Original price $29.95 - Original price $29.95
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    20.5% Boron (Sodium Borate) - 5 lb Bag

    Soluble, concentrated Sodium Borate (Boric Acid) for foliar or drip applications. 20.5% B. 5 lbs contains 1.25 lbs of B. Apply according to soil o...

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  • Original price $21.50 - Original price $21.50
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    Brown's Fish Fertilizer (2-3-1) - 1 Gallon

    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 $21.50 - Original price $21.50
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  • Original price $12.20 - Original price $12.20
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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 $25.90 - Original price $25.90
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    Symphony Organic Fertilizer w/9% Ca (5-4-3) - 50 lb Bag

    Almost identical to Harmony but it comes from the USDA organic egg laying operation at the same NY farm that produces Harmony. What is in Harmony a...

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  • Original price $98.45 - Original price $98.45
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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 $12.20 - Original price $12.20
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    Manganese Sulfate Powder 31.5% - 1 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 broadcast, s...

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  • Original price $197.50 - Original price $197.50
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    Grower’s Secret Nitrogen (16-0-0)- 50 lbs

    Provides a rich source of nitrogen for nitrogen-loving plants. Use to help plants grow quickly, and to improve plant quality and appearance. Grower...

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    Original price $197.50 - Original price $197.50
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  • Original price $42.10 - Original price $42.10
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    Endomycorrhizal Inoculant (BEI) Micronized Powder - 1.5 lb

    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 $33.00 - Original price $33.00
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    Greensand (0-0-1.4) - 50 lb Bag

    Read about alternatives to greensand in our blog.Greensand contains minerals and trace elements that improves the chemical, physical and biological...

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  • Original price $15.00 - Original price $15.00
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    Maxicrop Soluble Seaweed Powder (0-0-17) - 10.7 oz

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

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    Original price $15.00 - Original price $15.00
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  • Original price $29.19 - Original price $29.19
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    Sea-90 Foliar Mineralizer - 50 lb Bag

    Sea-90 Foliar Mineralizer now includes 0.1% K2O, 1% Ca, and 0.5% Mg. Sea-90 is made from natural salt crystals produced by solar dehydrating sea wa...

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    Original price $29.19 - Original price $29.19
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Shipping Notice

Looks like your order might be big enough to ship on a pallet!

We have great pallet rates with our partner carriers and, if you're east of the Mississippi, you likely qualify for flat rates up to 2400 lbs. We can ship any size order but for orders of 5000 lbs and up (or if the website is only quoting UPS rates) you'll want to call us 800-540-9181 for the best shipping rate. Thank you!