Fertilizer Collection

GLA Nectar AIO - All-in-One Liquid Fertilizer for Freshwater Nature Aquariums Elevate the vitality and growth of your planted aquarium with GLA Nectar AIO, a meticulously formulated all-in-one liquid fertilizer that provides your aquatic plants with the...

GLA Nectar AIO/S - Copper-Free All-in-One Liquid Fertilizer for Freshwater Planted Tanks Safe, Effective Nutrition for Sensitive Aquatic Life GLA Nectar AIO/S offers the same comprehensive nutrient blend as our standard GLA Nectar AIO formula but...

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...

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...

GLA Micros Nectar - Micronutrient Liquid Fertilizer for Freshwater Nature Aquariums (1000 ML) Enhance the growth and vitality of your planted aquarium with GLA Micros Nectar, a precisely formulated micronutrient solution designed to support the complex...

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...

GLA PPS-Pro Aquarium Fertilizer Package – N, P, K, Mg & GLA Micros (Bags) Complete PPS-Pro Dry Fertilizer Kit with DTPA & EDTA Chelated Trace Mix The GLA PPS-Pro Aquarium Fertilizer Package delivers a complete dry nutrient system for...

GLA PPS-Pro Aquarium Fertilizer Package – N, P, K, Mg & GLA Micros (Jars) DIY PPS-Pro Nutrient Kit for Precision Planted Aquarium Dosing – Includes DTPA & EDTA Chelated Trace Mix The GLA PPS-Pro Aquarium Fertilizer Package provides...

GLA PPS-Pro Aquarium Fertilizer Package – N, P, K, Mg & GLA Micros II (Copper-Free, Bags) Shrimp-Safe PPS-Pro Fertilizer System with Copper-Free Trace Mix The GLA PPS-Pro Aquarium Fertilizer Package (Copper-Free, Bags) offers a complete dry...

GLA PPS-Pro Aquarium Fertilizer Package – N, P, K, Mg & GLA Micros II (Copper-Free, Jars) Copper-Free DIY Nutrient Kit for Planted Aquariums Using the PPS-Pro Method The GLA PPS-Pro Aquarium Fertilizer Package (Copper-Free, Jars) is a...

GLA Estimative Index (EI) Aquarium Fertilizer Package – NPK + Micronutrients (Bags) High-Dose Nutrient System for Planted Aquariums Using the EI Dosing Method The GLA Estimative Index (EI) Aquarium Fertilizer Package provides a complete dry...

GLA Estimative Index (EI) Aquarium Nutrients Package (Jars) High-Dose NPK + Trace Nutrients for Planted Aquariums Using the EI Method The GLA EI Aquarium Nutrients Package provides a complete dry fertilizer set designed specifically for aquascapers...

GLA Macros & Micros – Nature Aquarium Fertilizer Kit for EI & PPS-Pro Dosing (Bags) Complete NPK + Micronutrient System for Planted Aquariums (With Copper) The GLA Macros & Micros Fertilizer Kit (Bags) provides a complete two-part dry...

GLA Macros & Micros – Nature Aquarium Fertilizer Kit for EI & PPS-Pro Dosing (Jars) Dry NPK + Trace Nutrients for Planted Aquariums (With Copper) The GLA Macros & Micros Fertilizer Kit (Jars) provides a complete, precision-formulated...

GLA Macros & Micros II – Shrimp-Safe Nature Aquarium Fertilizer Kit for EI & PPS-Pro Dosing (Copper-Free) (Bags) Copper-Free NPK + Micronutrient System for Sensitive Planted Aquariums The GLA Macros & Micros II Fertilizer Kit (Bags)...

GLA Macros & Micros II – Shrimp-Safe Nature Aquarium Fertilizer Kit for EI & PPS-Pro Dosing (Copper-Free) (Jars) Copper-Free Dry Nutrient Set for Planted Aquariums Using PPS-Pro or EI The GLA Macros & Micros II Fertilizer Kit (Jars)...

GLA Reef Tank Fertilizer Package – 1 lb Bags (KNO₃ & KH₂PO₄) A reef-safe, dry fertilizer combo tailored for reef aquariums and macroalgae systems that require precise nitrogen and phosphorus supplementation. This package includes: Potassium...

GLA Reef Tank Fertilizer Package – 1 lb Jars (KNO₃ & KH₂PO₄) This 2-part fertilizer package is designed to support macro-nutrient demands in reef and marine planted tanks with minimal nitrogen and phosphate levels. It includes: Potassium...

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 (PO₄), potassium (K), and...

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 (PO₄), potassium (K), and...

GLA Micromix – Chelated Trace Mix for Nature Aquariums (Bag) DTPA + EDTA Chelated Micronutrients for EI & PPS-Pro Aquarium Fertilization GLA Micromix is a concentrated trace element blend designed to supply all essential micronutrients in...

GLA Micromix – Chelated Trace Mix for Nature Aquariums (Jar) DTPA + EDTA Chelated Micronutrients for EI & PPS-Pro Aquarium Fertilization GLA Micromix is a concentrated dry trace element mix formulated for aquascapers using the PPS-Pro or...

GLA Micromix II – Shrimp-Safe Trace Mix (Copper-Free) for Nature Aquariums (Bag) Chelated Micronutrient Blend Without Copper for PPS-Pro & EI Fertilizer Dosing GLA Micromix II is a copper-free trace element formula designed for planted...

GLA Micromix II – Shrimp-Safe Trace Mix (Copper-Free) for Nature Aquariums (Jar) Chelated Micronutrient Blend Without Copper for PPS-Pro & EI Fertilizer Dosing GLA Micromix II is a copper-free dry trace mix designed for planted aquariums with...

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...

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...

Monopotassium Phosphate KH₂PO₄ – Aquarium Macronutrient (1lb Bag) Provides Phosphorus (P) & Potassium (K) – Critical for Energy Transfer & Root Growth Monopotassium Phosphate (KH₂PO₄), packaged in a durable, resealable 1 lb bag,...

Monopotassium Phosphate KH₂PO₄ – Aquarium Macronutrient (1lb Bag) Provides Phosphorus (P) & Potassium (K) – Critical for Energy Transfer & Root Growth Monopotassium Phosphate (KH₂PO₄) delivers highly available phosphorus and...

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

Potassium Sulfate K₂SO₄ – Dry Aquarium Fertilizer (1lb Bag) Provides Potassium (K) & Sulfur (S) – Supports Leaf Development & Plant Resilience Potassium Sulfate (K₂SO₄) is a high-purity dry aquarium fertilizer that supplies essential...

Magnesium Sulfate MgSO₄ – Aquarium Plant Nutrients (1lb Bag) Provides Magnesium (Mg) & Sulfur (S) – Essential for Chlorophyll, Enzyme Function & GH Balance Magnesium Sulfate (MgSO₄) is a critical source of magnesium and...

Magnesium Sulfate MgSO₄ – Aquarium Plant Nutrients (1lb Jar) Provides Magnesium (Mg) & Sulfur (S) – Essential for Chlorophyll, Enzyme Function & GH Balance Magnesium Sulfate (MgSO₄) is a critical source of magnesium and...

GLA Calcium Sulfate – CaSO₄·2H₂O (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...

GLA Calcium Sulfate – CaSO₄·2H₂O (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...

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...

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...

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

Magnesium Nitrate Mg(NO₃)₂ – Macronutrient Fertilizer (1lb Jar) Provides Magnesium (Mg) and Nitrogen (N) for Aquarium Plants Magnesium Nitrate (Mg(NO₃)₂), Macronutrient Fertilizer, provides nitrogen (N) and magnesium (Mg) to plants, and raises...

GLA Calcium Nitrate – Ca(NO₃)₂•4H₂O (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...

GLA Calcium Nitrate – Ca(NO₃)₂•4H₂O (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...

EDTA Chelated Iron (Fe 13%) – 0.5lb Bag Chelated Iron Fertilizer for Planted Aquariums – Ideal for Acidic, Soft Water This EDTA chelated iron fertilizer (Fe 13%) provides essential iron in a plant-available form, optimized for aquariums with...

GLA Iron Chelate EDTA – 13% Fe (0.5lb Jar) Iron (Fe) Supplement for Planted Aquariums – Ideal for Soft, Acidic Water Conditions GLA’s EDTA Chelated Iron (13%) delivers plant-available iron for optimal growth, nutrient uptake, and...

DTPA Chelated Iron (Fe 11%) Aquarium Fertilizer – 0.5lb Bag DTPA Chelated Iron Fertilizer for Aquarium Plants 0.5lb/Bag Provides DTPA chelated Iron (Fe) to aquarium plants. Ideal for use in alkaline aquarium water with higher pH. Iron is essential...

DTPA Chelated Iron (Fe 11%) – 0.5lb Jar Chelated Iron Fertilizer for Planted Aquariums – Ideal for Higher pH or Hard Water This DTPA chelated iron fertilizer (Fe 11%) provides bioavailable iron for aquatic plants, especially in hard water or...

EDDHA Chelated Iron (Fe 6%) Aquarium Fertilizer – 0.5lb Bag EDDHA Chelated Iron Fertilizer for Aquarium Plants 0.5lb/Bag Provides EDDHA chelated Iron (Fe) to aquarium plants. Optimized for hard water and high pH aquariums where stable iron...

EDDHA Chelated Iron (Fe 6%) Aquarium Fertilizer – 0.5lb Jar EDDHA Chelated Iron Fertilizer for Aquarium Plants 0.5lb/Jar Provides EDDHA chelated Iron (Fe) to aquarium plants. Best suited for aquariums with hard water or high pH, where other iron...

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...

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...