Questions? Feedback? powered by Olark live chat software

About us

Green Leaf Aquariums is a leading planted aquarium brand with 20 years industry expertise in: professional lifetime aquarium CO2 systems, the finest quality aquarium plant 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
Skip to main content


Free GLA Substrate Fertilizer Capsules - promotion added to cart with orders $200+

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

(No reviews yet) Write a Review
Adding to cart… The item has been added

Magnesium Nitrate Mg(NO3)2 - Micronutrient Fertilizer

  • 1lb/Jar
  • provides Magnesium (Mg) and Nitrogen (N) to plants, vital macronutrients.
  • Magnesium Nitrate (MgNO32), Macronutrient Fertilizer, provides nitrogen (N) and magnesium (Mg) to plants, and raises general hardness (GH) in soft water.
  • use in conjunction with Ca(NO3)2 to raise general hardness (GH) in soft water
  • aids in photosynthesis, chlorophyll, carbohydrates, enzymes, nutrient uptake, growth

Deficiency Symptoms: interveinal chlorosis of older leaves, distorted and stunted leaf growth, necrosis

Guaranteed Analysis:

  • Mg(NO3)2 11-0-0
  • Total Nitrogen (N) - 11%
  • Nitrate-nitrogen (N-NO3) - 11%
  • Magnesium oxide (MgO) - 16%
  • Magnesium (Mg) - 9.6%

How to dose Magnesium Nitrate Mg(NO3)2 in your planted aquarium

Learn everything you need to know about aquarium plant fertilizer, plant nutrients, optimal nutrient levels, and diy fertilizer dosing methods: Dry Fertilizer Calculator and Fertilizing Methods

Expect an increase of 1ppm NO3 per every 78 milligrams (equivalent to less than 1/64 tsp) Mg(NO3)2.6H2O added to your 10gal aquarium to yield:

  • Mg 0.2ppm
  • NO3 1ppm
  • N 0.23ppm
  • dGH 0.05

Solar theme designed by epicShops