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Collection: Soil Amendments

Shop our wide variety of soil amendment products suited for improving your raised beds, potted containers and in ground gardens.

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Aurora Innovations (2 products)
BioAg (2 products)
BioSafe (1 product)
BioWorks (1 product)
BuildASoil (7 products)
Coast of Maine (4 products)
Cultivate Supply (2 products)
Diamond K (1 product)
Down To Earth (26 products)
DYNOMYCO (1 product)
Elite 91 Nutrients (1 product)
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Gaia Green (7 products)
GROW!T (3 products)
MaxiCrop (1 product)
Mother Earth (3 products)
Mycorrhizal Applications (1 product)
Nectar for the Gods (1 product)
NovaSource (1 product)
Plant Success (3 products)
PQ Corporation (2 products)
Real Growers (1 product)
Roots Organics (10 products)
SQM Nutrition (1 product)
Therm-O-Rock (1 product)
Wiggle Worm (1 product)
Xtreme Gardening (1 product)

Aurora Innovations (2 products)
BioAg (2 products)
BioSafe (1 product)
BioWorks (1 product)
BuildASoil (7 products)
Coast of Maine (4 products)
Cultivate Supply (2 products)
Diamond K (1 product)
Down To Earth (26 products)
DYNOMYCO (1 product)
Elite 91 Nutrients (1 product)
Espoma (3 products)
FoxFarm (4 products)
Gaia Green (7 products)
GROW!T (3 products)
MaxiCrop (1 product)
Mother Earth (3 products)
Mycorrhizal Applications (1 product)
Nectar for the Gods (1 product)
NovaSource (1 product)
Plant Success (3 products)
PQ Corporation (2 products)
Real Growers (1 product)
Roots Organics (10 products)
SQM Nutrition (1 product)
Therm-O-Rock (1 product)
Wiggle Worm (1 product)
Xtreme Gardening (1 product)

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Pest & Disease Control (4 products)
Plant Nutrients & Supplements (63 products)
Soil Amendments (14 products)
Soils & Media (11 products)

Pest & Disease Control (4 products)
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Aurora Innovations (2 products)
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Cultivate Supply (2 products)
Diamond K (1 products)
Down To Earth (26 products)
DYNOMYCO (1 products)
Elite 91 Nutrients (1 products)
Espoma (3 products)
FoxFarm (4 products)
Gaia Green (7 products)
GROW!T (3 products)
MaxiCrop (1 products)
Mother Earth (3 products)
Mycorrhizal Applications (1 products)
Nectar for the Gods (1 products)
NovaSource (1 products)
Plant Success (3 products)
PQ Corporation (2 products)
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Wiggle Worm (1 products)
Xtreme Gardening (1 products)

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92 products

Surround WP

Sale

Surround WP

Regular price $43.00 USD

Regular price ~~$52.00 USD~~ Sale price $43.00 USD
Unit price per

Sale
Real Growers Recharge

Real Growers Recharge

Regular price From $34.97 USD

Regular price ~~$34.97 USD~~ Sale price From $34.97 USD
Unit price per
BioSafe TerraGrow

Sale

BioSafe TerraGrow

Regular price From $214.00 USD

Regular price ~~$288.00 USD~~ Sale price From $214.00 USD
Unit price per

Sale
Down To Earth Fish Bone Powder 4 - 20 - 0

Sale

Down To Earth Fish Bone Powder 4 - 20 - 0

Regular price $31.00 USD

Regular price ~~$36.58 USD~~ Sale price $31.00 USD
Unit price per

Sale
Roots Organics Super Phos Rock

Sale

Roots Organics Super Phos Rock

Regular price $84.00 USD

Regular price ~~$142.55 USD~~ Sale price $84.00 USD
Unit price per

Sale
Xtreme Gardening Mykos WP

Sale

Xtreme Gardening Mykos WP

Regular price From $19.00 USD

Regular price ~~$29.35 USD~~ Sale price From $19.00 USD
Unit price per

Sale
MYCO JORDAN – Professional Mycorrhizal Inoculant

Sale

MYCO JORDAN – Professional Mycorrhizal Inoculant

Regular price From $53.00 USD

Regular price ~~$75.00 USD~~ Sale price From $53.00 USD
Unit price per

Sale
Gaia Green Worm Castings

Gaia Green Worm Castings

Regular price From $17.00 USD

Regular price ~~$15.99 USD~~ Sale price From $17.00 USD
Unit price per
Gaia Green Basalt Rock Dust

Gaia Green Basalt Rock Dust

Regular price $15.00 USD

Regular price ~~$13.99 USD~~ Sale price $15.00 USD
Unit price per
AgSil 16H

Sale

AgSil 16H

Regular price $353.00 USD

Regular price ~~$428.00 USD~~ Sale price $353.00 USD
Unit price per

Sale
Plant Success Great White Mycorrhizae

Sale

Plant Success Great White Mycorrhizae

Regular price From $12.00 USD

Regular price ~~$13.95 USD~~ Sale price From $12.00 USD
Unit price per

Sale
Down To Earth Oyster Shell

Sale

Down To Earth Oyster Shell

Regular price From $10.00 USD

Regular price ~~$11.99 USD~~ Sale price From $10.00 USD
Unit price per

Sale
Roots Organics Terp Tea Microbe Charge

Sale

Roots Organics Terp Tea Microbe Charge

Regular price From $29.00 USD

Regular price ~~$36.71 USD~~ Sale price From $29.00 USD
Unit price per

Sale
Down To Earth Azomite 0 - 0 - .2

Sale

Down To Earth Azomite 0 - 0 - .2

Regular price From $11.00 USD

Regular price ~~$12.29 USD~~ Sale price From $11.00 USD
Unit price per

Sale
Gaia Green Glacial Rock Dust

Gaia Green Glacial Rock Dust

Regular price $14.00 USD

Regular price ~~$12.99 USD~~ Sale price $14.00 USD
Unit price per
Roots Organics Oregonism XL

Sale

Roots Organics Oregonism XL

Regular price From $7.45 USD

Regular price ~~$13.29 USD~~ Sale price From $7.45 USD
Unit price per

Sale
BioAg TM-7

BioAg TM-7

Regular price $27.00 USD

Regular price ~~$17.99 USD~~ Sale price $27.00 USD
Unit price per
Down To Earth Seabird Guano 0 - 11 - 0

Sale

Down To Earth Seabird Guano 0 - 11 - 0

Regular price From $30.00 USD

Regular price ~~$33.78 USD~~ Sale price From $30.00 USD
Unit price per

Sale
Down To Earth Bio-Live 5 - 4 - 2

Sale

Down To Earth Bio-Live 5 - 4 - 2

Regular price From $18.00 USD

Regular price ~~$20.98 USD~~ Sale price From $18.00 USD
Unit price per

Sale
Down To Earth Kelp Meal

Sale

Down To Earth Kelp Meal

Regular price From $26.00 USD

Regular price ~~$31.87 USD~~ Sale price From $26.00 USD
Unit price per

Sale
Allganic Soluble Potassium Sulfate SOP (0 - 0 - 52)

Sale

Allganic Soluble Potassium Sulfate SOP (0 - 0 - 52)

Regular price $65.00 USD

Regular price ~~$78.00 USD~~ Sale price $65.00 USD
Unit price per

Sale
Down To Earth Fish Bone Meal 4 - 12 - 0

Sale

Down To Earth Fish Bone Meal 4 - 12 - 0

Regular price From $14.00 USD

Regular price ~~$14.29 USD~~ Sale price From $14.00 USD
Unit price per

Sale
Magnesium Sulfate

Sale

Magnesium Sulfate

Regular price $30.00 USD

Regular price ~~$37.00 USD~~ Sale price $30.00 USD
Unit price per

Sale
Rootshield Plus WP

Sale

Rootshield Plus WP

Regular price $313.00 USD

Regular price ~~$365.00 USD~~ Sale price $313.00 USD
Unit price per

Sale

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