Similar to: Lawn Supply Company Ammonium Sulfate
2 filters applied based on search
Top Picks
Best concentrated calcium source for professional hydroponic and soilless growers.
This is the gold standard for hydroponic growers who need precise, high-potency nutrition without the risk of ammonium buildup. By stripping away the filler, you get a cleaner, more efficient feed that thrives under intense light, though it demands a more disciplined hand than standard, forgiving fertilizers.
Concentrated
Ammonium-Free
Sun Safe
Water Soluble
-
Ideal for Advanced Systems
-
Dual-Action Nutrient Delivery
-
Superior Deficiency Prevention
-
Compatibility Challenges
-
High Leaching Risk
-
Requires Specialized Storage
Best water-soluble fertilizer for gardeners growing acid-loving plants.
This is the gold standard for keeping acid-loving plants like azaleas and blueberries from yellowing in alkaline soil. It trades general-purpose convenience for a specialized, pH-correcting formula that forces vibrant growth where standard fertilizers simply fail.
Acid Loving
pH Balancing
Fast Absorbing
Vibrant Green
-
pH Management Solution
-
Robust Vegetative Growth
-
Complete Micronutrient Package
-
Risk of Over-Fertilization
-
Specialized Use Case
-
Requires Careful Handling
Best organic nitrogen source for eco-conscious gardeners and professional growers.
This soy-based powder is the cleanest way to deliver a high-nitrogen punch to your garden without relying on synthetic chemicals. It trades the convenience of traditional pellets for superior solubility and rapid absorption, making it the gold standard for growers who prioritize plant health and soil integrity.
High Nitrogen
Rich Amino Acids
Water Soluble
Non-GMO Source
-
Broad Application Spectrum
-
Rapid Greening Action
-
Convenient Consumer Size
-
Requires Frequent Reapplication
-
Risk of Nutrient Burn
-
Imbalanced NPK Ratio
Best quick-release nitrogen source for gardeners needing efficient dry-spray application.
Best microbial supplement for gardeners seeking healthier, more resilient plants.
Best organic supplement for gardeners seeking stronger roots and lush growth.
Best bloom booster for gardeners seeking higher fruit and flower yields.
Best high-nitrogen fertilizer for rapid vegetable and young plant growth.
Best professional-grade fertilizer for peat-based container and bedding plants.
Best potassium supplement for gardeners maximizing fruit and flower production.
Best copper supplement for gardeners correcting nutrient deficiencies in diverse growing systems.
Best rooting hormone for gardeners propagating evergreens and difficult cuttings.
Best potassium booster for growers seeking larger, denser flower yields.
Best high purity mineral supplement for agricultural and industrial professionals.
Best organic soil conditioner for home gardeners seeking simple plant vitality.
Best organic supplement for gardeners seeking stronger roots and plant immunity.
Best professional-grade nutrient for large-scale flowering plant cultivation.
Best microbial inoculant for advanced growers seeking maximum nutrient absorption.
Best bloom booster for growers seeking larger, more aromatic medicinal harvests.
Best professional-grade fertilizer for greenhouse mum and poinsettia growers.
Best professional-grade fertilizer for vibrant geraniums in peat-based potting mixes.
Best high-phosphorus supplement for gardeners maximizing late-stage fruit and flower yields.
Best professional-grade fertilizer for growers managing high-pH soil conditions.
Best specialized fertilizer for home strawberry growers and hydroponic enthusiasts.
Best natural mineral supplement for organic home gardeners.
Best specialized finishing formula for serious indoor gardeners.
Best reliable nutrient starter for gardeners propagating new plant cuttings.
Best high performance fertilizer for home gardeners seeking vibrant floral displays.
Best high performance bloom booster for experienced indoor gardeners.
Best microbial biostimulant for growers seeking cleaner systems and healthier plants.
Best natural soil treatment for eco-conscious gardeners and pet owners.
Best root booster for gardeners seeking maximum yield and soil health.
Best structural supplement for growers seeking rapid vegetative development.
Best bloom booster for growers seeking larger, more fragrant flower yields.
Best biological root booster for home gardeners starting new seedlings.