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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.

Sunleaves Indonesian Bat Guano 44 Lb  0.5/13/0.2
Sunleaves Indonesian Bat Guano 44 Lb 0.5/13/0.2

F1912

$109.00 As low as: $98.10
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Dr. Earth Tomato, Vegetable, Herb 5-7-3 (4 lb)
Dr. Earth Tomato, Vegetable, Herb 5-7-3 (4 lb)

F9000

$9.99 As low as: $8.99
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Malibu Compost Bu's Blend Biodynamic Compost  (1 cu ft)
Malibu Compost Bu's Blend Biodynamic Compost (1 cu ft)

F908

1 Review

$19.99 As low as: $15.99
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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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Bio-Live 5-4-2 (5 lb box)
Bio-Live 5-4-2 (5 lb box)

F001

$11.99 As low as: $10.79
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Sunleaves Jamaican Bat Guano 40 Lb 0/10/0
Sunleaves Jamaican Bat Guano 40 Lb 0/10/0

F1913

$119.00 As low as: $107.10
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Feather Meal (25 lb)
Feather Meal (25 lb)

F935

$34.99
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Sunleaves Peruvian Seabird Guano 40 Lb 12/11/2
Sunleaves Peruvian Seabird Guano 40 Lb 12/11/2

F1914

$94.99 As low as: $85.49
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Diatomite Rock (25 Lb Bag)
Diatomite Rock (25 Lb Bag)

F032

$22.99 As low as: $18.39
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Dolomite (50 Lb)
Dolomite (50 Lb)

F850

$9.99 As low as: $7.99
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Feather Meal (50 Lb)

F940

$49.99 As low as: $39.99
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Algamin Kelp Meal (55 Lb)
Algamin Kelp Meal (55 Lb)

F1455

$99.99 As low as: $79.99
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Activate 80 Coarse Grade Humate (50 Lb)
Activate 80 Coarse Grade Humate (50 Lb)

F535

$24.99 As low as: $19.99
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Activate 80 Micronized Humate (30 Lb)
Activate 80 Micronized Humate (30 Lb)

F531

$89.99 As low as: $71.99
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Corn Gluten Meal (65 Lb)
Corn Gluten Meal (65 Lb)

F750

$69.99 As low as: $55.99
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VermiBlend (1 Cu Ft)
VermiBlend (1 Cu Ft)

F910

(2)

$14.99 As low as: $11.99
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Organic PrimeStart Booster Blend 3.2-4.5-3.5 (3 Lb Bag)
Organic PrimeStart Booster Blend 3.2-4.5-3.5 (3 Lb Bag)

F2000

6 Reviews

$3.99 As low as: $2.49
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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)

F018

$7.49 As low as: $6.74
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Oyster Shell Lime (50 Lb)
Oyster Shell Lime (50 Lb)

F1850

(2)

$9.99 As low as: $7.99
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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)

F045

(3)

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

F024

$7.49 As low as: $6.74
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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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Humax (Gallon)
Humax (Gallon)

PSA800

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

PSA802

$59.99
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Pre-Plant Plus 7-5-7 (50 Lb)
Pre-Plant Plus 7-5-7 (50 Lb)

F324

$39.99 As low as: $31.99
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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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Rose, Flower & Bulb Mix 4-8-4 (6 Lb Box)
Rose, Flower & Bulb Mix 4-8-4 (6 Lb Box)

F015

2 Reviews

$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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