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Use discount code SNOW10 and receive 10% off your order! 📦​​​​​​​​​​​​​ ❄️
Use discount code SNOW10 and receive 10% off your order! 📦​​​​​​​​​​​​​ ❄️

Soil Amendments

Mixed and single-source macro and micro-nutrients.
Original price $9.10
Original price $9.10 - Original price $9.10
Original price $9.10
Current price $7.50
$7.50 - $7.50
Current price $7.50

DTE Oyster Shell - 5 lb

Down To Earth’s Oyster Shell is an all-natural and high-quality source of the essential plant nutrient calcium. Ancient oyster shells are carefully...

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Original price $9.10
Original price $9.10 - Original price $9.10
Original price $9.10
Current price $7.50
$7.50 - $7.50
Current price $7.50
Sale Sale
Original price $32.00 - Original price $32.00
Original price
$32.00
$32.00 - $32.00
Current price $32.00

Biomin N (5-0-0) - 2.5 Gallon

BIOMIN N is a natural, non-fish, and organic nitrogen fertilizer derived from hydrolyzed vegetable protein. It is water soluble and designed for so...

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Original price $32.00 - Original price $32.00
Original price
$32.00
$32.00 - $32.00
Current price $32.00
Original price $63.95 - Original price $63.95
Original price
$63.95
$63.95 - $63.95
Current price $63.95

Neptune's Harvest Liquid Crab & Lobster Shell (2-0-2) - 1 Gallon

Beginning with our world-famous dried Crab and Lobster Shell, we grind everything down to a super-fine powder (through a process called micronizati...

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Original price $63.95 - Original price $63.95
Original price
$63.95
$63.95 - $63.95
Current price $63.95
Original price $23.40
Original price $23.40 - Original price $23.40
Original price $23.40
Current price $18.95
$18.95 - $18.95
Current price $18.95

Neptune's Harvest Tomato & Veg (2-4-2) - 1 Quart

Introducing Neptune’s Harvest “Tomato & Veg” formula. This is a perfect complete fertilizer for your tomatoes, vegetables and more. Made from f...

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Original price $23.40
Original price $23.40 - Original price $23.40
Original price $23.40
Current price $18.95
$18.95 - $18.95
Current price $18.95
Sold out
Original price $65.95 - Original price $65.95
Original price
$65.95
$65.95 - $65.95
Current price $65.95

Neptune's Harvest Tomato & Veg (2-4-2) - 1 Gallon

Introducing Neptune’s Harvest “Tomato & Veg” formula. This is a perfect complete fertilizer for your tomatoes, vegetables and more. Made from f...

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Original price $65.95 - Original price $65.95
Original price
$65.95
$65.95 - $65.95
Current price $65.95
Original price $23.40
Original price $23.40 - Original price $23.40
Original price $23.40
Current price $18.95
$18.95 - $18.95
Current price $18.95

Neptune's Harvest Rose & Flowering (2-6-4) - 1 Quart

Introducing Neptune’s Harvest "Rose & Flowering” formula. Rose & Flowering fertilizer is uniquely formulated for flowering plants to increa...

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Original price $23.40
Original price $23.40 - Original price $23.40
Original price $23.40
Current price $18.95
$18.95 - $18.95
Current price $18.95
Sale Sale
Original price $65.95 - Original price $65.95
Original price
$65.95
$65.95 - $65.95
Current price $65.95

Neptune's Harvest Rose & Flowering (2-6-4) - 1 Gallon

Introducing Neptune’s Harvest "Rose & Flowering” formula. Rose & Flowering fertilizer is uniquely formulated for flowering plants to increa...

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Original price $65.95 - Original price $65.95
Original price
$65.95
$65.95 - $65.95
Current price $65.95
Original price $15.25 - Original price $15.25
Original price
$15.25
$15.25 - $15.25
Current price $15.25

Biomin N (5-0-0) - 1 Gallon

BIOMIN N is a natural, non-fish, and organic nitrogen fertilizer derived from hydrolyzed vegetable protein. It is water soluble and designed for so...

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Original price $15.25 - Original price $15.25
Original price
$15.25
$15.25 - $15.25
Current price $15.25
Original price $181.75 - Original price $181.75
Original price
$181.75
$181.75 - $181.75
Current price $181.75

Mikrobs Microbial Superpack - 5 lb Pail

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 $181.75 - Original price $181.75
Original price
$181.75
$181.75 - $181.75
Current price $181.75
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Original price $1,320.00 - Original price $1,320.00
Original price
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$1,320.00 - $1,320.00
Current price $1,320.00

Nature Safe Organic Nitrogen Fertilizer (13-0-0) - 1 Ton Tote

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 $1,320.00 - Original price $1,320.00
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$1,320.00 - $1,320.00
Current price $1,320.00
Original price $283.50 - Original price $283.50
Original price
$283.50
$283.50 - $283.50
Current price $283.50

Mikro-Myco - 5 lb Pail

18 species of beneficial soil microbes together in one superpack! Includes endo and ectomycorrhizae (Glomus, Rhizopogon, Pisolithus and Scleroderma...

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Original price $283.50 - Original price $283.50
Original price
$283.50
$283.50 - $283.50
Current price $283.50
Original price $9.75 - Original price $9.75
Original price
$9.75
$9.75 - $9.75
Current price $9.75

Worm Castings Mountain Gate Organics - 5 lb 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 $9.75 - Original price $9.75
Original price
$9.75
$9.75 - $9.75
Current price $9.75
Original price $1,875.00 - Original price $1,875.00
Original price
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$1,875.00 - $1,875.00
Current price $1,875.00

Blood Meal (13-0-0) - 1 Ton Tote

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

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Original price $1,875.00 - Original price $1,875.00
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$1,875.00 - $1,875.00
Current price $1,875.00
Original price $385.00 - Original price $385.00
Original price
$385.00
$385.00 - $385.00
Current price $385.00

Nature's Supreme Granulated All-Purpose Fertilizer (4-3-2) - 2000 lb Tote

Nature's Supreme has an analysis of 4-3-2 with 7% calcium. It's a crumble made of heat-treated and dehydrated poultry manure and is easy to broadca...

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Original price $385.00 - Original price $385.00
Original price
$385.00
$385.00 - $385.00
Current price $385.00
Original price $39.00 - Original price $39.00
Original price
$39.00
$39.00 - $39.00
Current price $39.00

Agro Lig Granular Humic Acids - 50 lb Bag

Agro-Lig is a granular humic acid (65%) from leonardite used to improve soil. It is very effective in soils with low fertility, low organic matter,...

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Original price $39.00 - Original price $39.00
Original price
$39.00
$39.00 - $39.00
Current price $39.00
Original price $12.75 - Original price $12.75
Original price
$12.75
$12.75 - $12.75
Current price $12.75

Diamond K Premium 97 Solution Grade Gypsum - 50 lb Bag

An extremely pure, solution-grade calcium sulfate. Diamond K Premium 97 gypsum improves soil structure, crop quality and yields when used according...

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Original price $12.75 - Original price $12.75
Original price
$12.75
$12.75 - $12.75
Current price $12.75
Original price $44.00 - Original price $44.00
Original price
$44.00
$44.00 - $44.00
Current price $44.00

Diamond K Solution Grade Ultra Fines SOP (0-0-50) - 50 lb Bag

Diamond K Ultra Fines Sulfate of Potash is a high-purity, finely ground (minus 325 mesh) soluble potassium sulfate designed to be applied in soluti...

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Original price $44.00 - Original price $44.00
Original price
$44.00
$44.00 - $44.00
Current price $44.00
Original price $29.50 - Original price $29.50
Original price
$29.50
$29.50 - $29.50
Current price $29.50

Urea (46-0-0) - 50 lb Bag

46% granular nitrogen. Requires mineralization, unlike nitrate. Provides a continuous, long-lasting supply of nitrogen. Highly soluble. Not approve...

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Original price $29.50 - Original price $29.50
Original price
$29.50
$29.50 - $29.50
Current price $29.50
Original price $125.00 - Original price $125.00
Original price
$125.00
$125.00 - $125.00
Current price $125.00

Blacksmith BioScience MegaPhos SP Phosphorus Solubilizing Microbe - 1 lb Bag

Bacillus megaterium strain HM87 is a unique bacteria that aids in the conversion of soil phosphorus into a plant-available form. Labeled for use wi...

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Original price $125.00 - Original price $125.00
Original price
$125.00
$125.00 - $125.00
Current price $125.00
Original price $89.00 - Original price $89.00
Original price
$89.00
$89.00 - $89.00
Current price $89.00

Blacksmith BioScience Nitryx SP Nitrogen Fixing Bacteria - 1 lb Bag

Paenibacillus polymyxa P2b-2R is a unique bacteria that fixes nitrogen from the atmosphere to increase the amount of plant-available N in the soil....

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Original price $89.00 - Original price $89.00
Original price
$89.00
$89.00 - $89.00
Current price $89.00
Original price $89.00 - Original price $89.00
Original price
$89.00
$89.00 - $89.00
Current price $89.00

Nature Safe (15-0-1) Hi-Sol Nitrogen Dry Flowable Powder - 50 lb Bag

Dry-flowable, fully soluble porcine blood meal, intended to be mixed with water and applied through irrigation or in foliar sprays. Ideal for suppl...

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Original price $89.00 - Original price $89.00
Original price
$89.00
$89.00 - $89.00
Current price $89.00
Original price $289.50 - Original price $289.50
Original price
$289.50
$289.50 - $289.50
Current price $289.50

Grower's Secret Seaweed Powder Soluble (0-0-16) - 50 lb Bag

High-quality soluble seaweed (Ascophyllum nodosum) for use in foliar sprays or irrigation water. Improves crop quality by promoting chlorophyll co...

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Original price $289.50 - Original price $289.50
Original price
$289.50
$289.50 - $289.50
Current price $289.50
Original price $25.90 - Original price $25.90
Original price
$25.90
$25.90 - $25.90
Current price $25.90

Air-N - 8 fl oz

True nitrogen-fixing microbes! Converts nitrogen from the air to readily-available nitrogen for plants. Utilizes both free-living and symbiotic N-f...

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Original price $25.90 - Original price $25.90
Original price
$25.90
$25.90 - $25.90
Current price $25.90
Original price $18.50 - Original price $18.50
Original price
$18.50
$18.50 - $18.50
Current price $18.50

Yaarn (4-0-9) - 1 L

An innovative combination of hydrolyzed proteins, peptides and amino acids, derived from sheep wool. The diverse range of actions in Yaarn help enh...

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Original price $18.50 - Original price $18.50
Original price
$18.50
$18.50 - $18.50
Current price $18.50