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Fertilizers

Fertilizers

Ensure a bountiful harvest with organic fertilizers!

At the heart of all organic growing is the art and science of fertilizing organically. The choice of what and when to apply a fertilizer will depend on your soil analysis and the stage of plant growth you are targeting.

Learn More About Fertilizers
Fertilizer Solution Chart Soil Testing Supplies

Narrow Your Search

Category
  1. Organic and Natural Fertilizers (198)
  2. Plant-Specific Fertilizers (34)
  3. Nutrient-Specific Fertilizers (188)
  4. Fertilizer That Increases Soil Life (127)
  5. Foliar Feeding (82)
  6. pH Correcting Fertilizer (18)
  7. Fertilize Through Irrigation (68)
Brand
  1. Peaceful Valley (32)
  2. Great Salt Lake Minerals (1)
  3. JH Biotech (1)
  4. Marblewhite (1)
  5. Azomite (2)
  6. BioLink (3)
  7. Blue Ocean (1)
  8. Boer Commodities (4)
  9. Bridgewell (2)
  10. Calcium 25 (2)
  11. View 25 More
Price
  1. $1
    $2399
  2.  
  3. $
Organic Status
  1. Approved for Use in Certified Organic Agriculture (158)
  2. Accepted for Use in Organic Gardening* (15)
Organic Certifier
  1. OMRI (102)
  2. WSDA (20)
  3. CDFA (141)
Book Format
  1. Softback (2)
Chemical Form
  1. Liquid (2)
  2. Concentrate (2)
Animal-Based
  1. Yes (128)
  2. No (80)
Biological & Humus
  1. Boosts Microbial Activity (125)
  2. Organic Matter (16)
  3. Humus or Humic Acids (42)
Use as Foliar
  1. Yes (94)
  2. No (106)
Major Nutrients
  1. Over 4% Nitrogen (96)
  2. Over 3% Phosphorus (105)
  3. Over 3% Potassium (56)
  4. Magnesium (7)
  5. Sulfur (18)
  6. Calcium (44)
  7. Trace Minerals (112)
pH Adjusting
  1. Corrects Low pH (6)
  2. Corrects High pH (10)
Nutrient Release Rate
  1. Immediate (0-1 Months) (110)
  2. Short-term (1-4 Months) (84)
  3. Long-term (4+ Months) (28)
Fertilizer Type
  1. Liquid (50)
  2. Pelleted (17)
  3. Powdered/Granulated (124)
  4. Water-Soluble (14)
Size
  1. 1 - 5 lbs (3)
  2. 6 - 10 lbs (50)
  3. 11 - 25 lbs (41)
  4. 26 - 50 lbs (57)
  5. > 51 lbs (4)
  6. < 24 oz (12)
  7. 1 Gallon (20)
  8. 2 Gallons - 4 Gallons (2)
  9. 5 Gallons (10)
  10. > 50 Gallons (8)

Organic Micro Hume (2 Lb Jar)

F520

(1)

$14.99
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Blood Meal (50 Lb)

F101

(1)

$59.99
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PAR4 Greensand (50 Lb)

F1120

$49.99
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Oyster Shell Flour (50 Lb)

F1850

(2)

$9.99
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Fertibor Boron (50 Lb)

F210

$59.99
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Dolomite (50 Lb)

F850

$8.99
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Worm Castings (1 Cu Ft)

F902

(1)

$21.99
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Blood Meal (5 Lb Box)

F013

$20.99
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Kelp Meal (5 Lb Box)

F017

$17.99
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Fish Meal (25 Lb)

F1050

$54.99
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Fish Meal (50 Lb)

F1055

$89.99
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Blood Meal (25 Lb)

F100

(2)

$34.99
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Azomite Micronized (44 lb)

F040

(2)

$24.99
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Maxicrop Kelp Extract (Lb)

F1360

(7)

$19.99
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Feather Meal (50 Lb)

F940

(1)

$44.99
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Therm X70 Yucca Extract (Quart)

PSA000

(1)

$34.99
Add to Wishlist

Aqua Power (55 gal)

F996

$469.00
Add to Wishlist