It appears you do not have Javascript enabled in your browser. Javascript must be enabled for our website to display and function properly.
$4.99 or $9.99 Flat Rate Shipping! Restrictions Apply - Click for Details.

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

  1. Price: $1.00 - $100.00
Category
  1. Organic and Natural Fertilizers (180)
  2. Plant-Specific Fertilizers (33)
  3. Nutrient-Specific Fertilizers (174)
  4. Fertilizer That Increases Soil Life (117)
  5. Foliar Feeding (64)
  6. pH Correcting Fertilizer (18)
  7. Fertilize Through Irrigation (53)
Brand
  1. Peaceful Valley (26)
  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. California Organic Fertilizer (10)
  11. View 24 More
Price
  1. $1
    $100
  2.  
  3. $
Organic Status
  1. Approved for Use in Certified Organic Agriculture (141)
  2. Accepted for Use in Organic Gardening* (15)
Organic Certifier
  1. OMRI (88)
  2. WSDA (15)
  3. CDFA (126)
Book Format
  1. Softback (2)
Chemical Form
  1. Liquid (2)
  2. Concentrate (2)
Animal-Based
  1. Yes (118)
  2. No (71)
Biological & Humus
  1. Boosts Microbial Activity (116)
  2. Organic Matter (15)
  3. Humus or Humic Acids (39)
Use as Foliar
  1. Yes (77)
  2. No (104)
Major Nutrients
  1. Over 4% Nitrogen (93)
  2. Over 3% Phosphorus (98)
  3. Over 3% Potassium (54)
  4. Magnesium (7)
  5. Sulfur (18)
  6. Calcium (41)
  7. Trace Minerals (103)
pH Adjusting
  1. Corrects Low pH (6)
  2. Corrects High pH (10)
Nutrient Release Rate
  1. Immediate (0-1 Months) (91)
  2. Short-term (1-4 Months) (84)
  3. Long-term (4+ Months) (28)
Fertilizer Type
  1. Liquid (41)
  2. Pelleted (15)
  3. Powdered/Granulated (120)
  4. Water-Soluble (13)
Size
  1. 1 - 5 lbs (3)
  2. 6 - 10 lbs (48)
  3. 11 - 25 lbs (40)
  4. 26 - 50 lbs (53)
  5. > 51 lbs (2)
  6. < 24 oz (12)
  7. 1 Gallon (19)
  8. 2 Gallons - 4 Gallons (2)
  9. 5 Gallons (9)

Plastic Measuring Cup

GP2000

(5)

$1.49
Add to Wishlist

Gardening In Clay Soil

BF1016

$3.99
Add to Wishlist

Fertilizers For Free

BF1150

$3.99
Add to Wishlist

Soil Sulfur (5 lb box)

F290

(1)

$7.99
Add to Wishlist

Worm Castings (1 Gal)

F903

(2)

$7.99
Add to Wishlist

Dolomite (50 Lb)

F850

$8.99
Add to Wishlist

Sure Start 4-6-2 (4 lb box)

F295

(2)

$8.99
Add to Wishlist

Liquid Bone Meal (Qt)

F1910

$9.99
Add to Wishlist

Oyster Shell Flour (50 Lb)

F1850

(2)

$9.99
Add to Wishlist

Acid Mix 4-3-6 (6 Lb Box)

F008

(3)

$10.99
Add to Wishlist

SuperMoss Sphagnum Moss (12 oz)

GP1590

(1)

$10.99
Add to Wishlist