Premium Fertilizers

Boost soil health and plant growth with fertilizers like urea, ammonium sulfate, and triple phosphate for vibrant leaves, strong roots, and abundant harvests. Perfect for flowers, vegetables, apple trees, blueberries, and more, these products enrich soil, promote healthy growth, and ensure thriving gardens all season. Whether starting seeds, supporting fruiting, or enhancing flowering, find the right mix to keep your plants green and productive year-round.
Explore All Our Premium Fertilizers
Boost soil health and plant growth with fertilizers like urea, ammonium sulfate, and triple phosphate for vibrant leaves, strong roots, and abundant harvests. Perfect for flowers, vegetables, apple trees, blueberries, and more, these products enrich soil, promote healthy growth, and ensure thriving gardens all season. Whether starting seeds, supporting fruiting, or enhancing flowering, find the right mix to keep your plants green and productive year-round.

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10-2-8 Organic Fruit Tree Fertilizer - Enhanced Root & Yield, Slow-Release, For All Trees, Boosts Soil-Gardeners Choice by Old Cobblers Farm
From $29.99
From $29.99
Aluminum Sulfate - Acid Fertilizer by Old Cobblers Farm
From $24.39
$0.00
From $24.39
Ammonium Sulfate - Acid Fertilizer by Old Cobblers Farm
From $22.19
$0.00
From $22.19
Apple Tree Fertilizer by Old Cobblers Farm
From $22.39
$0.00
From $22.39
Asparagus Fertilizer by Old Cobblers Farm
From $21.19
$0.00
From $21.19
Blueberry Mix Fertilizer by Old Cobblers Farm
From $21.99
$0.00
From $21.99
Corn Gluten All-Natural Weed Prevention by Old Cobblers Farm
From $28.59
From $28.59
Fall Bulb Fertilizer by Old Cobblers Farm
From $20.39
$0.00
From $20.39

Organic Fertilizers

Organic Seed Starter & Microgreen Fertilizer by Old Cobblers Farm
From $22.89
$0.00
From $22.89
Organic Herb & Olive Fertilizer Boost Growth & Health Eco-Friendly Slow-Release Garden & Pots by Old Cobblers Farm
From $25.19
From $25.19
Organic Garden & Tomato Fertilizer by Old Cobblers Farm
From $23.59
$0.00
From $23.59
Organic Asparagus-Strawberry Fertilizer by Old Cobblers Farm
From $24.79
$0.00
From $24.79
Organic 7-7-7 Hydroponic Fertilizer - Balanced NPK Superior Plant Growth 5lb by Old Cobblers Farm
$32.99
$0.00
$32.99
10-2-8 Organic Fruit Tree Fertilizer - Enhanced Root & Yield, Slow-Release, For All Trees, Boosts Soil-Gardeners Choice by Old Cobblers Farm
From $29.99
From $29.99
16

NPK Fertilizers For Sale

Shop now
10-2-8 Organic Fruit Tree Fertilizer - Enhanced Root & Yield, Slow-Release, For All Trees, Boosts Soil-Gardeners Choice by Old Cobblers Farm
From $29.99
From $29.99
Aluminum Sulfate - Acid Fertilizer by Old Cobblers Farm
From $24.39
$0.00
From $24.39
Ammonium Sulfate - Acid Fertilizer by Old Cobblers Farm
From $22.19
$0.00
From $22.19
Apple Tree Fertilizer by Old Cobblers Farm
From $22.39
$0.00
From $22.39
Asparagus Fertilizer by Old Cobblers Farm
From $21.19
$0.00
From $21.19
Blueberry Mix Fertilizer by Old Cobblers Farm
From $21.99
$0.00
From $21.99
Corn Gluten All-Natural Weed Prevention by Old Cobblers Farm
From $28.59
From $28.59
Fall Bulb Fertilizer by Old Cobblers Farm
From $20.39
$0.00
From $20.39
Free Standard Delivery

Get your favorite fertilizers, including urea, ammonium sulfate, triple phosphate, and organic seed starters, delivered right to your door with Free Standard Delivery. Perfect for keeping your gardens, flowers, and vegetables healthy all season, we ensure timely shipping so you can start planting, fertilizing, and boosting your soil and plants without delay. Take advantage of this offer and keep your garden thriving with the best fertilizers and gardening essentials!
Free In Store Returns

Shop with confidence knowing you can return any fertilizers, like urea, ammonium sulfate, or triple phosphate, along with other gardening products, for free returns. Whether it’s for your plants, flowers, or vegetable gardens, we make it easy to keep your soil and garden healthy without hassle. Simply bring your items back to the store, and we’ll take care of the rest!