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Free GLA Substrate Fertilizer Capsules with Purchase $250+

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  • GLA Micros & Macros Nectar Bottle Set - Liquid Fertilizer for Aquarium Plants

    GLA Micros & Macros Nectar Bottle Set - Complete Liquid Fertilizer for Aquarium Plants

    $60.00
    GLA Macros & Micros Nectar Bottle Set - Complete Nutrient Solution for Freshwater Planted Aquariums (2 x 1000 ML Bottles) Achieve a thriving, vibrant aquascape with the combined power of GLA Macros Nectar and GLA Micros Nectar. This premium liquid...
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    $60.00
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  • GLA Macros Nectar - Macronutrient Liquid Fertilizer for Nature Aquariums

    GLA Macros Nectar - Macronutrient Liquid Fertilizer for Nature Aquariums

    $32.99
    GLA Macros Nectar - Macronutrient Liquid Fertilizer for Freshwater Aquariums (1000 ML) Transform your planted aquarium with GLA Macros Nectar, a high-performance macronutrient solution engineered to meet the exacting demands of aquatic plants. This...
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    $32.99
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  • GLA Terra Root Fertilizer - Aquarium Substrate Fertilizer Capsules

    GLA Terra Root Fertilizer - Aquarium Substrate Fertilizer Capsules

    $19.99
    GLA Terra Root Fertilizer – Aquarium Substrate Capsules - Root Tabs Slow-release root fertilizer capsules provide essential macronutrients (N, P, K, Mg, Ca) directly to the plant root zone for enhanced growth, development, and nutrient uptake...
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    $19.99
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  • GLA Macros - Macromix: NPK & Mg for Nature Aquariums - 1lb Bag

    GLA Macros - Macromix: NPK & Mg for Nature Aquariums - 1lb Bag

    $12.00
    GLA Macromix – Nature Aquarium Fertilizer (Bag) Complete NPK + Magnesium Dry Mix for PPS-Pro & EI Aquarium Dosing GLA Macromix is a professionally blended macronutrient mix that delivers nitrogen (NO₃), phosphorus (POâ‚„), potassium (K), and...
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    $12.00
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  • GLA Macros - Macromix: NPK & Mg for Nature Aquariums - 1lb Jar

    GLA Macros - Macromix: NPK & Mg for Nature Aquariums - 1lb Jar

    $15.00
    GLA Macromix – Nature Aquarium Fertilizer (Jar) Complete NPK + Magnesium Dry Mix for PPS-Pro & EI Aquarium Dosing GLA Macromix is a professionally blended macronutrient mix that delivers nitrogen (NO₃), phosphorus (POâ‚„), potassium (K), and...
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    $15.00
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  • GLA Potassium Nitrate (KNO3) Aquarium Fertilizer - 1lb Bag

    GLA Potassium Nitrate (KNO3) Aquarium Fertilizer - 1lb Bag

    $5.00
    Potassium Nitrate KNO₃ – Aquarium Plant Food (1lb Bag) Provides Nitrogen (N) & Potassium (K) – Essential for Photosynthesis, Growth & Leaf Health Potassium Nitrate (KNO₃) is a high-purity macronutrient source providing essential...
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    $5.00
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  • GLA Potassium Nitrate (KNO3) Aquarium Fertilizer - 1lb Jar

    GLA Potassium Nitrate (KNO3) Aquarium Fertilizer - 1lb Jar

    $8.00
    Potassium Nitrate KNO₃ – Aquarium Plant Food (1lb Jar) Provides Nitrogen (N) & Potassium (K) – Essential for Photosynthesis, Growth & Leaf Health Potassium Nitrate (KNO₃) is a high-purity macronutrient source providing essential...
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    $8.00
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  • GLA Monopotassium Phosphate (KH2PO4) Aquarium Fertilizer - 1lb Bag

    GLA Monopotassium Phosphate (KH2PO4) Aquarium Fertilizer - 1lb Bag

    $5.00
    Monopotassium Phosphate KHâ‚‚POâ‚„ – Aquarium Macronutrient (1lb Bag) Provides Phosphorus (P) & Potassium (K) – Critical for Energy Transfer & Root Growth Monopotassium Phosphate (KHâ‚‚POâ‚„), packaged in a durable, resealable 1 lb bag,...
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    $5.00
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  • GLA Monopotassium Phosphate (KH2PO4) Aquarium Fertilizer - 1lb Jar

    GLA Monopotassium Phosphate (KH2PO4) Aquarium Fertilizer - 1lb Jar

    $8.00
    Monopotassium Phosphate KHâ‚‚POâ‚„ – Aquarium Macronutrient (1lb Bag) Provides Phosphorus (P) & Potassium (K) – Critical for Energy Transfer & Root Growth Monopotassium Phosphate (KHâ‚‚POâ‚„) delivers highly available phosphorus and...
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    $8.00
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  • GLA Potassium Sulfate (K2SO4) Aquarium Fertilizer - 1lb Bag

    GLA Potassium Sulfate (K2SO4) Aquarium Fertilizer - 1lb Bag

    $5.00
    GLA Potassium Sulfate (Kâ‚‚SOâ‚„) – Dry Aquarium Fertilizer (1lb Bag) Essential Potassium (K) & Sulfur (S) for Aquatic Plant Growth and Health Potassium Sulfate (Kâ‚‚SOâ‚„) is a premium dry fertilizer that delivers vital potassium and sulfur to...
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    $5.00
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  • GLA Potassium Sulfate (K2SO4) Aquarium Fertilizer - 1lb Jar

    GLA Potassium Sulfate (K2SO4) Aquarium Fertilizer - 1lb Jar

    $8.00
    Potassium Sulfate Kâ‚‚SOâ‚„ – Dry Aquarium Fertilizer (1lb Bag) Provides Potassium (K) & Sulfur (S) – Supports Leaf Development & Plant Resilience Potassium Sulfate (Kâ‚‚SOâ‚„) is a high-purity dry aquarium fertilizer that supplies essential...
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    $8.00
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  • GLA Magnesium Sulfate (MgSO4) Aquarium Fertilizer - 1lb Bag

    GLA Magnesium Sulfate (MgSO4) Aquarium Fertilizer - 1lb Bag

    $5.00
    Magnesium Sulfate MgSOâ‚„ – Aquarium Plant Nutrients (1lb Bag) Provides Magnesium (Mg) & Sulfur (S) – Essential for Chlorophyll, Enzyme Function & GH Balance Magnesium Sulfate (MgSOâ‚„) is a critical source of magnesium and...
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    $5.00
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  • GLA Magnesium Sulfate (MgSO4) Aquarium Fertilizer - 1lb Jar

    GLA Magnesium Sulfate (MgSO4) Aquarium Fertilizer - 1lb Jar

    $8.00
    Magnesium Sulfate MgSOâ‚„ – Aquarium Plant Nutrients (1lb Jar) Provides Magnesium (Mg) & Sulfur (S) – Essential for Chlorophyll, Enzyme Function & GH Balance Magnesium Sulfate (MgSOâ‚„) is a critical source of magnesium and...
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    $8.00
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  • GLA Calcium Sulfate (CaSO4) Aquarium Fertilizer - 1lb Bag

    GLA Calcium Sulfate (CaSO4) Aquarium Fertilizer - 1lb Bag

    $5.00
    GLA Calcium Sulfate – CaSOâ‚„·2Hâ‚‚O (Bag) 22.5% Calcium + 18% Sulfur – DIY GH Booster for Planted Aquariums GLA Calcium Sulfate is a high-purity dry fertilizer that provides essential calcium (Ca) and sulfur (S) for aquatic plant health...
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    $5.00
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  • GLA Calcium Sulfate (CaSO4) Aquarium Fertilizer - 1lb Jar

    GLA Calcium Sulfate (CaSO4) Aquarium Fertilizer - 1lb Jar

    $8.00
    GLA Calcium Sulfate – CaSOâ‚„·2Hâ‚‚O (Jar) 22.5% Calcium + 18% Sulfur – DIY GH Booster for Planted Aquariums GLA Calcium Sulfate is a high-purity dry fertilizer that provides essential calcium (Ca) and sulfur (S) for aquatic plant health...
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    $8.00
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  • GLA The Ultimate GH Booster - Raise GH of RO Water - 1lb Bag

    GLA The Ultimate GH Booster - Raise GH of RO Water - 1lb Bag

    $7.00
    The Ultimate GH Booster – Raise General Hardness (GH) in RO/DI Water (1lb Bag) Calcium & Magnesium Remineralizer for Soft or RO Water Aquariums GLA’s Ultimate GH Booster is a balanced dry mineral blend that raises general hardness (GH) in...
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    $7.00
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  • GLA The Ultimate GH Booster - Raise GH of RO Water - 1lb Jar

    GLA The Ultimate GH Booster - Raise GH of RO Water - 1lb Jar

    $10.00
    The Ultimate GH Booster – Raise General Hardness (GH) in RO/DI Water (1lb Jar) Calcium & Magnesium Remineralizer for Soft or RO Water Aquariums GLA’s Ultimate GH Booster is a balanced dry mineral blend that raises general hardness (GH) in...
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    $10.00
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  • GLA Magnesium Nitrate Mg(NO3)2 Aquarium Fertilizer - 1lb Bag

    GLA Magnesium Nitrate Mg(NO3)2 Aquarium Fertilizer - 1lb Bag

    $5.00
    Magnesium Nitrate Mg(NO₃)â‚‚ – Macronutrient Fertilizer (1lb Bag) Provides Magnesium (Mg) & Nitrogen (N) – Essential for Plant Growth and Hardness Stability Magnesium Nitrate (Mg(NO₃)â‚‚) is a high-purity macronutrient fertilizer that...
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    $5.00
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  • GLA Magnesium Nitrate Mg(NO3)2 Aquarium Fertilizer - 1lb Jar

    GLA Magnesium Nitrate Mg(NO3)2 Aquarium Fertilizer - 1lb Jar

    $8.00
    Magnesium Nitrate Mg(NO₃)â‚‚ – Macronutrient Fertilizer (1lb Jar) Provides Magnesium (Mg) and Nitrogen (N) for Aquarium Plants Magnesium Nitrate (Mg(NO₃)â‚‚), Macronutrient Fertilizer, provides nitrogen (N) and magnesium (Mg) to plants, and raises...
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    $8.00
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  • GLA Calcium Nitrate Ca(NO3)2 Aquarium Fertilizer - 1lb Bag

    GLA Calcium Nitrate Ca(NO3)2 Aquarium Fertilizer - 1lb Bag

    $5.00
    GLA Calcium Nitrate – Ca(NO₃)â‚‚•4Hâ‚‚O (Bag) 13-0-0 + 18% Calcium – Nitrate-Based Nitrogen Source for Aquarium Plants GLA Calcium Nitrate is a high-purity, ammonia-free nitrogen and calcium source for planted aquariums. Supplied as...
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    $5.00
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  • GLA Calcium Nitrate Ca(NO3)2 Aquarium Fertilizer - 1lb Jar

    GLA Calcium Nitrate Ca(NO3)2 Aquarium Fertilizer - 1lb Jar

    $8.00
    GLA Calcium Nitrate – Ca(NO₃)â‚‚•4Hâ‚‚O (Jar) 13-0-0 + 18% Calcium – Nitrate-Based Nitrogen Source for Aquarium Plants GLA Calcium Nitrate is a high-purity, ammonia-free nitrogen and calcium source for planted aquariums. Supplied as...
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    $8.00
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  • GLA DIY Fertilizer Dosing Bottles (Micros and Macros Set) (500mL)

    GLA DIY Fertilizer Dosing Bottles (Micros and Macros Set) (500mL)

    $10.00
    DIY Fertilizer Dosing Bottles – Micros & Macros Set (500 mL) A matched set of professional-grade dosing bottles for preparing and dispensing DIY liquid aquarium fertilizers with precision and ease. Designed for aquarists who mix their own...
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    $10.00
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  • DIY Aquarium Fertilizer Dosing Bottle (500mL)

    DIY Aquarium Fertilizer Dosing Bottle (500mL)

    $5.00
    DIY Liquid Fertilizer Dosing Bottle - 500mL Use for quick and easy dosing of planted aquarium fertilizer on a daily basis. Easily measure and prepare your DIY liquid fertilizer stock solution, and dose accurate measurements as needed. Measure just the...
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    $5.00
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  • Sale
    Tropica Nutrition Substrate Capsules - Root Tabs for Aquarium Plants
    Sale

    Tropica Nutrition Substrate Capsules - Root Tabs for Aquarium Plants

    $14.99
    $12.99
    Tropica Nutrition Substrate Capsules - Root Tabs for Aquarium Plants provide extra nutrients to your aquarium plants with Tropica nutrition capsules place in aquarium substrate gravel with tweezers, close to roots of fast growth aquarium plants capsules...
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    $14.99
    $12.99
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