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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.

Iron Sulfate 20 (50 Lb)
Iron Sulfate 20 (50 Lb)

F1250

$29.99
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Leafy Green 7/1/2 (50 Lb)
Organic Leafy Green 7/1/2 (50 Lb)

F367

$44.99 As low as: $35.99
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Bio-Live 5-4-2 (50 lb)
Organic Bio-Live 5-4-2 (50 lb)

F068

$71.99 As low as: $57.59
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Organic Alfalfa Meal (40 Lb)
Organic Alfalfa Meal (40 Lb)

F034

$28.99 As low as: $23.19
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Par 4 Kelp Meal 1-0-2
Par 4 Kelp Meal 1-0-2 (10 lb)

F1440

$19.99 As low as: $15.99
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FoxFarm Lucky Dog K9 Kube Growers Blend, 3.8 Cubic Feet
FoxFarm Lucky Dog K9 Kube Growers Blend, 3.8 Cubic Feet

PSO735

$31.99 As low as: $25.59
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Double Doody Compost 1 Cu Ft
Organic Double Doody Compost 1 Cu Ft

F645

$9.99 As low as: $7.99
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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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Alfalfa Meal (25 Lb Bag)
Alfalfa Meal (25 Lb Bag)

F033

$21.99 As low as: $17.59
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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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Compost Maker 4-4-2 (4 lb box)
Compost Maker 4-4-2 (4 lb box)

F280

$6.99 As low as: $6.29
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Nutra Min - Sierra Mountain Minerals (30 Lb Bag)
Nutra Min - Sierra Mountain Minerals (30 Lb Bag)

F1796

$64.99 As low as: $51.99
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SuperMoss Sphagnum Moss 12 oz
SuperMoss Sphagnum Moss 12 oz

GP1590

1 Review

$10.99 As low as: $9.89
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Seabird Guano Hi P 1-10-0 (40 Lb Bag)
Seabird Guano Hi P 1-10-0 (40 Lb Bag)

F1939

$64.99 As low as: $51.99
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Par 4 Kelp Meal 1-0-2
Par 4 Organic Kelp Meal 1-0-2 (50 lb)

F1445

$79.99 As low as: $63.99
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Organic Soybean Meal 7-2-1 (40 Lb Bag)
Organic Soybean Meal 7-2-1 (40 Lb Bag)

F1930

$69.99 As low as: $55.99
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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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Biochar 1 cu ft
Biochar 1 cu ft

PSO550

(1)

$27.99
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All Purpose Plant Food 5-5-5 (15 lb bag)
All Purpose Plant Food 5-5-5 (15 lb bag)

F276

$19.99 As low as: $17.99
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Bob's Best Compost 1 Cu Ft
Organic Bob's Best Compost 1 Cu Ft

F640

$8.99 As low as: $7.19
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PhytaBoost Turf Grade 7/1/2 (50 lb)
Organic PhytaBoost Turf Grade 7/1/2 (50 lb)

F368

$39.99 As low as: $31.99
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Gardening In Clay Soil
Gardening In Clay Soil

BF1016

$3.99
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Soil Sulfur (5 lb box)
Soil Sulfur (5 lb box)

F290

(1)

$7.99 As low as: $7.19
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SPC TRK Biochar 1 yd Tote
Biochar 1 yd Tote

PSO555

$399.00
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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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Greensand (50 Lb)
Greensand (50 Lb)

F1120

$48.99 As low as: $39.19
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Dr. Earth Acid Lovers Fertilizer 4-5-4 (12 lb)
Dr. Earth Acid Lovers Fertilizer 4-5-4 (12 lb)

F9026

$24.99 As low as: $22.49
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Crab Shell Meal 4-3-0 (40 Lb)
Crab Shell Meal 4-3-0 (40 Lb)

F1963

$44.99 As low as: $35.99
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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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Vegetable & All Purpose Mix 4-6-2 (6 Lb Box)
Vegetable & All Purpose Mix 4-6-2 (6 Lb Box)

F010

$9.99 As low as: $8.99
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Life All Purpose 5-5-5 (4 lb)
Life All Purpose 5-5-5 (4 lb)

F9005

$14.99 As low as: $13.49
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Seabird Guano Hi P 1-10-0 Powder (20 lb bag)
Seabird Guano Hi P 1-10-0 Powder (20 lb bag)

F1937

$37.99 As low as: $30.39
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Feather Meal (5 Lb Box)
Feather Meal (5 Lb Box)

F026

$12.99 As low as: $11.69
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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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Lawn Restore Fertilizer 10-0-6 (25 Lb)
Lawn Restore Fertilizer 10-0-6 (25 Lb)

F1500

$39.99 As low as: $31.99
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Seabird Guano Hi P 1-10-0 (5 Lb Box)
Seabird Guano Hi P 1-10-0 (5 Lb Box)

F1938

1 Review

$12.99 As low as: $11.69
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Neem Seed Meal 6-1-2 (5 Lb Box)
Neem Seed Meal 6-1-2 (5 Lb Box)

F005

$14.99 As low as: $13.49
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Peaceful Valley Compost (1 Cubic Ft)
Peaceful Valley Organic Compost (1 Cubic Ft)

F620

(10)

$4.99 As low as: $3.74
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Vegan Mix (25 lb Bag)
Vegan Mix (25 lb Bag)

F062

$28.99 As low as: $23.19
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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

$10.99 As low as: $9.89
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All Purpose Plant Food 5-5-5 (4 lb box)
All Purpose Plant Food 5-5-5 (4 lb box)

F275

$7.99 As low as: $7.19
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Peaceful Valley Compost (54 Cubic Ft Tote)
Peaceful Valley Compost (54 Cubic Ft Tote)

F621

$159.00 As low as: $143.10
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Dolomite (50 Lb)
Dolomite (50 Lb)

F850

$9.99 As low as: $7.99
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Sup'R Green Chicken Manure (Composted) (25 lb)
Sup'R Green Chicken Manure (Composted) (25 lb)

F444

5 Reviews

$5.99 As low as: $4.79
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Dr. Earth All Purpose 4-4-4 (4 lb)
Dr. Earth All Purpose 4-4-4 (4 lb)

F9010

$10.99 As low as: $9.89
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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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Bat Guano Hi N 9-3-1 (2 Lb Box)
Bat Guano Hi N 9-3-1 (2 Lb Box)

F012

$7.99 As low as: $7.19
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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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Greensand (6 Lb Box)
Greensand (6 Lb Box)

F016

$14.99 As low as: $13.49
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Rose & Flower Fertilizer 5-7-2 (12 lb)
Rose & Flower Fertilizer 5-7-2 (12 lb)

F9021

$24.99 As low as: $22.49
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