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Soil Amendments

About soil amendments

Whether you need to add organic matter, add nutrients, or balance your soil pH, we have the organic soil amendments you need.

Humax (Gallon)
Humax (Gallon)

PSA800

$14.99
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Humax (5 Gallon)
Humax (5 Gallon)

PSA802

$59.99
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Kelp Meal (5 Lb Box)
Kelp Meal (5 Lb Box)

F017

$14.99
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Dolomite (50 Lb)
Dolomite (50 Lb)

F850

$9.99
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Iron Sulfate 20 (50 Lb)
Iron Sulfate 20 (50 Lb)

F1250

$27.99
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Biochar 1 cu ft
Biochar 1 cu ft

PSO550

(1)

$27.99
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Worm Castings (1 Gal)
Worm Castings (1 Gal)

F903

$6.99
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Vermiculite (3.5 Cu Ft Bag)
Vermiculite (3.5 Cu Ft Bag)

PSO352

$33.99
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Greensand (6 Lb Box)

F016

$14.99
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Greensand (50 Lb)

F1120

$64.99
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Fertibor Boron (50 Lb)
Fertibor Boron (50 Lb)

F210

$54.99
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Worm Castings (1 Cu Ft)
Worm Castings (1 Cu Ft)

F902

$19.99
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Blood Meal (5 Lb Box)
Blood Meal (5 Lb Box)

F013

$19.99
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