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About us

Welcom to GLA, planted aquarium boutique with 20 years industry expertise in: professional aquarium CO2 regulators & custom CO2 systems, complete collection of GLA planted tank fertilizers, thriving aquarium plants & tissue cultures, and specializing in custom hardscape design

Contact Us

  • Green Leaf Aquariums
  • Green Leaf Aquariums, LLC
    5200 NW 43RD STREET
    SUITE 102-264
    text/SMS:(833) 679-0910
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Free GLA Substrate Fertilizer Capsules - promotion added to cart with orders $200+

The CO2 Drop Checker – How to & the science behind it

1. Preparation of Indicator Solution: The correct indicator solution is a combination of KH Standard / 4 degree KH (4 dKH) and pH indicator (Bromothymol Blue). With drop checker in hand, turn upsi… read more

GLA Dry Fertilizer Calculators & Fertilizing Methods

Aquarium Plant Fertilizer Calculators: Aquarium Nutrient Calculator: Fertilizer Dosing Calculator - Rotala Butterfly Nutrient Calculator Dry Aquarium Fertilizing Methods… read more


GLA LAB CERTIFIED 4°KH GLA makes the highest quality lab certified 4 dKH. For use in a CO2 drop checker as a CO2 level indicator fluid; when combined with pH reagent, the solution color will… 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 groups: non-mineral and mineral. Check out our complete selection of GLA aquarium fertilizers and fert pa… read more

Plant Nutrition - Micro & Macro nutrients and nutrient mobility

NutrientsMacronutrients: used in large quantities by the plantStructural nutrients: C, H, OPrimary nutrients: N, P, KSecondary nutrients: Ca, Mg, SMicronutrients: used in small quantities by the plant… 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 aquarium plants. The plants may be young, but they offer so much versatility and coverage, and you get the… 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.Phosphorus: an essential component of DNA, RNA, and phospholipids, which play critical roles in cel… read more

Free Shipping on Purchases $125+

Free Shipping Terms:We have made it super easy to get free shipping on your purchase of $125 or more, simply select FREE SHIPPING as the shipping method during checkout, no coupon required! Free shipp… read more


Our GLA PPS-Pro Aquarium Fertilizer Package is everything you need to get started with the Perpetual Preservation System (PPS) method of fertilizing. The PPS Pro method is a convenient, low ma… read more

GLA Professional Series Aquascaping Tools

Back in Stock - Our complete selection of GLA professional aquascaping tools! Stainless steel with tungsten carbide blades. Designed to be a lifetime investment at an excellent and competitive price.… read more

Planted Tank Fertilizer: ​Estimative Index (EI) Fertilizing Method

Estimative Index Fertilizing Method The Estimative Index, or EI for short, is a reasonably new method of dosing fertilisers in a planted aquarium. The basic idea involves dosing more nutrients… read more

Understanding Aquarium Fertilizer & Planted Tank Fertilizing Methods and Calculators

Fertilizer Dosing Methods: PPS-Classic and Pro (Perpetual Preservation System) Estimative Index (EI)Fertilizer Dosing Calculator: Aquarium Nutrient Calculator: Fertilizer Dosing Calculat… read more

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