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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.

Soil Sulfur (5 lb box)
Soil Sulfur (5 lb box)

F290

(1)

$7.99 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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Ultra Bloom 0-10-10 (15 lb bag)
Ultra Bloom 0-10-10 (15 lb bag)

F301

$19.99 As low as: $17.99
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Ultra Bloom 0-10-10 (4 lb box)
Ultra Bloom 0-10-10 (4 lb box)

F300

(2)

$7.99 As low as: $7.19
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Tiger 90 Soil Sulfur (50 Lbs)
Tiger 90 Soil Sulfur (50 Lbs)

F2210

$27.99 As low as: $22.39
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Diamond K Solution Grade Gypsum (50 Lb)

F1153

$8.99 As low as: $7.19
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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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Foothill Fertilizer Mix 0.5-4.0-4.0 (50 Lb)
Foothill Fertilizer Mix 0.5-4.0-4.0 (50 Lb)

F1100

$36.99 As low as: $29.59
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Foothill Fertilizer Mix Plus N 2.0-4.0-4.0 (50 Lb)
Foothill Fertilizer Mix Plus N 2.0-4.0-4.0 (50 Lb)

F1105

$49.99 As low as: $39.99
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Langbeinite 0-0-22 (5 lb box)
Langbeinite 0-0-22 (5 lb box)

F002

$9.99 As low as: $8.99
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Free Seed Packs

With Online Orders

  • 2 free seed packs on orders of $50
  • 5 free seed packs on orders of $100

Browse Peaceful Valley Organic Vegetable Seed Packs

Grow Organic

  • For a healthy and safe food supply
  • For a clean and sustainable environment
  • For an enjoyable and rewarding experience

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