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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.

Calphos Soft Rock Phosphate - Regular Powder (50 lb)
Calphos Soft Rock Phosphate - Regular Powder (50 lb)

F2101

(2)

$18.99 As low as: $14.24
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Feather Meal (25 lb)
Feather Meal (25 lb)

F935

$29.99
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Feather Meal (50 Lb)
Organic Feather Meal (50 Lb)

F940

$49.99 As low as: $39.99
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VermiBlend (1 Cu Ft)
VermiBlend - Organic (1 Cu Ft)

F910

(2)

$14.99 As low as: $11.99
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Kelp Meal (5 Lb Box)
Kelp Meal (5 Lb Box)

F017

$14.99 As low as: $13.49
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Oyster Shell Lime (6 Lb Box)
Oyster Shell Lime (6 Lb Box)

F018

$7.49 As low as: $6.74
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Monterey Manganese Sulfate 31% Powder (50 Lb)
Monterey Manganese Sulfate 31% Powder (50 Lb)

F1676

$49.99 As low as: $39.99
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Gaia Green Glacial Rock Dust (50 lb)
Gaia Green Glacial Rock Dust (50 lb)

F045

(3)

$29.99 As low as: $23.99
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Humic Acids, Granular (5 Lb Box)
Humic Acids, Granular (5 Lb Box)

F024

$7.99 As low as: $7.19
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Humax (5 Gallon)
Humax (5 Gallon)

PSA802

$59.99
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Humax (Gallon)
Humax (Gallon)

PSA800

$14.99
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Pre-Plant Plus 7-5-7 (50 Lb)
Pre-Plant Plus 7-5-7 (50 Lb)

F324

$42.99 As low as: $34.39
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PhytaBoost Turf Grade 7/1/2 (50 lb)
Organic PhytaBoost Turf Grade 7/1/2 (50 lb)

F368

$49.99 As low as: $39.99
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Leafy Green 7/1/2 (50 Lb)
Organic Leafy Green 7/1/2 (50 Lb)

F367

$49.99 As low as: $39.99
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Diamond K Solution Grade Gypsum (50 Lb)
Diamond K Solution Grade Gypsum (50 Lb)

F1153

$8.99 As low as: $7.19
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Sulfate of Potash Ultrafines - Diamond K Soluble (50 Lb)
Sulfate of Potash Ultrafines - Diamond K Soluble (50 Lb)

F2300

1 Review

$44.99 As low as: $35.99
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Sure Start 4-6-2 (4 lb box)
Sure Start 4-6-2 (4 lb box)

F295

1 Review

$7.99 As low as: $7.19
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Sure Start 4-6-2 (15 lb bag)
Sure Start 4-6-2 (15 lb bag)

F296

$19.99 As low as: $17.99
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