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Journal

GLA Dry Fertilizer Calculators & Fertilization Methods

Aquarium Plant Fertilizer Calculators: Aquarium Nutrient Calculator: Fertilizer Dosing Calculat… read more

NEW RELEASE: GLA LAB CERTIFIED 4°KH

GLA LAB CERTIFIED 4°KH GLA makes the highest quality lab certified 4 dKH. For use in a CO2… read more

16 chemical elements vital to plant growth and survival: mineral and non-mineral

Sixteen chemical elements are vital to a plant's growth and survival; divided into two main group… read more

Plant Nutrition - Micro & Macro nutrients and nutrient mobility

NutrientsMacronutrients: used in large quantities by the plantStructural nutrients: C, H, OPrimary n… read more

Tropica 1-2-Grow! Tissue Culture Plants - Timelapse and Demonstration

GLA is super stoked to offer the complete collection of Tropica 1-2-Grow! tissue culture aquari… read more

Learn the functions of N P K in aquarium plants

Nitrogen: found in chlorophyll, nucleic acids and amino acids; component of protein and enzymes… read more