Soil Amendments
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...
View full detailsAlfalfa Pellets OG - 50 lbs
Alfalfa Pellets are produced from standing organically grown alfalfa, which is mowed and chopped in the field, delivered to the dehydrating plant s...
View full detailsCoast of Maine Stonington Blend Organic Plant Food (5-2-4) - 4 lbs
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...
View full detailsNeptune'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...
View full detailsMaxicrop 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 ...
View full detailsEndomycorrhizal 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...
View full detailsBioLink® 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...
View full detailsMaxicrop 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 ...
View full detailsAqua Power Liquid Fish Fertilizer (5-1-1) - 1 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...
View full detailsKenkashi Bokashi - 0.5 lb Box
A microbe-rich compound which helps to accelerate decomposition through the introduction of fermenting bacteria. Contains endo and ecto mycorrhizal...
View full detailsRedmond Agriculture Conditioner - 50 lb Bag
A mineral from montmorillonite (hydrated sodium calcium aluminosilicate). It is used as a livestock feed additive to help them utilize their feed a...
View full detailsFulmax 3% Liquid Fulvic Acid - 1 Gallon
Fulmax® contains fulvic acid extracted from leonardite. It can be applied as a soil and/or foliar application to improve nutrient availability, sti...
View full detailsEM1 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 ...
View full detailsWakefield BioChar Blend for Gardens & Raised Beds - 1 cu. ft. Bag
Wakefield BioChar Blend for Gardens & Raised Beds is made with premium Wakefield BioChar, organic compost and mycorrhizal fungi to create a sup...
View full detailsMikro-Root - 2 oz Bag
Trichoderma harzianum and T. viride (two root-colonizing, beneficial fungi) help solubilize phosphate and create bigger, healthier and disease-free...
View full detailsWorm Castings Mountain Gate Organics - 1 cu yd Sling
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...
View full detailsNeptune's Harvest Liquid Fish Fertilizer (2-4-0.5) - 55 Gallons
This hydrolyzed fish fertilizer comes from the nutrient rich North Atlantic Ocean. It is made from fresh fish remains by a unique cold process that...
View full detailsBrown's Fish Fertilizer (2-3-1) - 55 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...
View full detailsBrown's Fish Fertilizer (2-3-1) - 1 Qt
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...
View full detailsKenKashi Liquid Concentrate - 1 Qt
A liquid probiotic for plants, soil and compost. A unique and beneficial living culture of microbes. Diluted 1:20 (5%) or activated (pitch into a v...
View full detailsSeven Springs Farm Supply Gift Card
Looking for a gift for the farmer or grower in your life? Look no further! Let them pick exactly what they need for their growing season with our g...
View full detailsNeptune's Harvest Liquid Fish & Seaweed Fertilizer (2-3-0.5) - 55 Gallons
Neptune's Harvest Liquid Fish & Seaweed Fertilizer is made of hydrolyzed fish fertilizer from fresh fish remains from the North Atlantic and so...
View full detailsKenKashi Liquid Concentrate - 1 Gallon
A liquid probiotic for plants, soil and compost. A unique and beneficial living culture of microbes. Diluted 1:20 (5%) or activated (pitch into a v...
View full detailsHarmony Ag Organic Fertilizer (5-4-3) - 2000 lb 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...
View full detailsMikro-H2O - 2 oz Bag
High concentrations of Bacillus subtilis and B. amyloliquefaciens create a biofilm in the rhizosphere to help plants retain water and better manage...
View full detailsNutraSoft OP Gypsum 2000 lb Tote
64% Calcium Sulfate, 22% Ca, 12% S. Supplemental Calcium for when soil pH does not need adjusted. Apply according to soil test - 2000 lbs contains ...
View full detailsVermaPlex Liquid Concentrate - 55 Gallon Drum
A concentrated all natural microbial soil amendment as well as a plant probiotic liquid, derived from earthworm castings. It provides soil fertilit...
View full detailsAqua Power Liquid Fish Fertilizer (5-1-1) - 55 Gallon Drum
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...
View full detailsNature Safe All Season Fertilizer (10-2-8) - 1 Ton Tote
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%...
View full detailsNature Safe Organic Fertilizer (7-12-0) - 1 Ton Tote
General use fertilizer derived from meat and bone meal, blood meal, and feather meal. This fertilizer contains 5.9% slowly available water insolubl...
View full detailsNature Safe Fertilizer (8-5-5) - 1 Ton Tote
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%...
View full detailsNature Safe Starter Fertilizer (5-6-6) - 40x50 lb Bags
Derived from meat and bone meal, blood meal, and langbeinite (KMag or SulPoMag). This product contains 4.5% slow release nitrogen that will release...
View full detailsOyster Shell Flour - 1 Ton Tote
Oyster shell provides a long-lasting, steady release of calcium to help regulate pH levels, improve fertilizer uptake, promote healthy cellular str...
View full detailsRock Phosphate Pelletized (0-3-0) 1 Ton Tote
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...
View full detailsFish 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...
View full detailsBiogreaux Blackstrap Molasses 250 Gallon (1-0-5)
Biogreaux Blackstrap Molasses is an all-natural organic fertilizer and potassium booster made from the byproduct of Louisiana sugarcane processing....
View full detailsBiogreaux 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....
View full detailsEndomycorrhizal 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...
View full detailsEndomycorrhizal 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...
View full detailsBrown'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...
View full detailsCustom Fertilizer Blends
Seven Springs can work with you to custom blend fertilizers that meet a desired analysis or create the blend of your choice using your preferred in...
View full detailsBone Meal Granulated (2-14-0) - 1 Ton Tote
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...
View full detailsFeather Meal - 1 Ton Tote
Feather meal, a by-product of poultry processing, is cooked, sterilized under intense heat using steam pressure cookers, dried, and ground into a m...
View full detailsPotassium Sulfate Granular (SOP) (0-0-50+S17%) - 2200lb Tote
Potassium is essential for a vigorous root system, plant growth, disease resistance, as well as fruit and vegetable quality. SOP granular is a natu...
View full detailsSeabird Guano (0-11-0) +22% Ca - 44 lb Bag
This Seabird Guano contains high levels of phosphate and exceptional amounts of calcium. It is the ultimate formulation for explosive fruiting and ...
View full detailsVRD: Volcanic Rock Dust (Basalt) - 55 lb bag
VRD™: Volcanic Rock Dust™ is found 4 degrees above the equator in an ultra rich, tropical, microclimate in Indonesia and is screened through 200 me...
View full detailsFerti Nitro Plus Soluble Soy (13.62-0-0) - 5 lb Bag
From Ferti-Organic - A water-soluble powder produced enzymatically, without animal by-products. A nontoxic, non-polluting and vegan plant nutrient....
View full detailsSoybean Meal (7-1-2) - 50 lb bag
Vegetable protein (N source) with a relatively high mineralization rate. Also commonly used as a feed ingredient. Not approved for use in certified...
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