Collection: Nitrogen Fertilizers
Compare products by nutrient analysis, formulation, application method and label directions.
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Espoma Organic Azalea-Tone (4 lb)
Regular price $12.99Sale $12.99Unit price per -
Cottonseed Meal 6-2-1 (15 lb bag)
Regular price $26.99Sale $26.99Unit price per -
Organic Arber Plant Food
Regular price $26.99Sale $26.99Unit price per -
Espoma Organic Holly-Tone (4 lb)
Regular price $12.99Sale $12.99Unit price per -
Fish Meal (5 lb bag)
Regular price $14.99Sale $14.99Unit price per -
Blood Meal 13-0-0 (12 lb bag)
Regular price $48.99Sale $48.99Unit price per -
Crab & Lobster Shell Organic Fertilizer 5-3-0 (4 lb)
Regular price $26.99Sale $26.99Unit price per -
Espoma Organic Citrus-Tone Citrus & Avocado (4 lb)
Regular price $12.99Sale $12.99Unit price per -
Aqua Power (55 gal)
Regular price $705.99Sale $705.99Unit price per -
Espoma Organic Tomato-Tone 3-4-6 (8 lb)
Regular price $24.99Sale $24.99Unit price per -
Nutri-Rich 4-3-2 Pellets (2000 lb tote)
Regular price $450.00Sale $450.00Unit price per -
Par 4 Granulated Bone Meal 2-14-0 (5 lb bag)
Regular price $14.99Sale $14.99Unit price per -
Phyta-Grow Leafy Green Special Fertilizer 7-1-2 (5 lb bag)
Regular price $14.99Sale $14.99Unit price per -
Super Green Chicken Manure (2000 lb tote)
Regular price $435.00Sale $435.00Unit price per -
Pre-Plant Plus 7-5-7 (5 lb bag)
Regular price $14.99Sale $14.99Unit price per -
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True Organic Lawn Food 25lbs
Regular price $48.99Sale $48.99Unit price per -
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True Organic Seabird Guano
Regular price $78.99Sale $78.99Unit price per -
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True Organic - Azalea, Camellia, & Rhododendron Food 12lbs
Regular price $26.99Sale $26.99Unit price per -
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True Organic - Liquid Bloom Boost 16oz
Regular price $8.99Sale $8.99Unit price per -
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True Organic - Liquid Preplant Starter 16oz
Regular price $8.99Sale $8.99Unit price per -
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True Organic - Herb & Leafy Greens Food 4lbs
Regular price $13.99Sale $13.99Unit price per -
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Espoma Organic Evergreen-tone 4-3-4 8lbs
Regular price $16.99Sale $16.99Unit price per -
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Neptune's Harvest - Liquid Crab & Lobster Shell 2-0-2 18oz
Regular price $26.99Sale $26.99Unit price per -
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True Organic - Chicken Manure 3-3-2 15lbs
Regular price $15.99Sale $15.99Unit price per -
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Veggie Mix 8-5-0.5 (5 lb bag)
Regular price $14.99Sale $14.99Unit price per -
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Coast of Maine Organic Lobster Meal 4lbs
Regular price $24.99Sale $24.99Unit price per -
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True Organic - Annuals & Perennials Food 4lbs
Regular price $12.99Sale $12.99Unit price per -
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Phytamin Fish Plus, 4.5-2-1 (5 Gallon)
Regular price $155.99Sale $155.99Unit price per -
Fruit Tree Fertilizer 6-2-4 (15 lb)
Regular price $37.99Sale $37.99Unit price per -
True Organic Liquid All-Purpose Plant Food 16 oz
Regular price $8.99Sale $8.99Unit price per -
Tomato & Veg Fertilizer 2-4-2
Regular price $32.99Sale $32.99Unit price per
Collection: Organic & Natural Nitrogen Fertilizers
Nitrogen Fertilizers for Vegetative Growth
Compare nitrogen sources for leafy growth, crop production, lawns and soil fertility programs. Options include plant- and animal-derived meals, mineral sources, liquids and blended fertilizers with different analyses and release patterns.
How to Choose
Use soil or tissue testing when possible. Match the nitrogen concentration and application rate to the crop and growth stage, and follow label directions to reduce overapplication and nutrient loss.
Browse all-purpose fertilizers, liquid fertilizers and the complete nutrient-specific collection.