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The only crushed coral with aragonite, which provides up to 25 times the buffering power of other crushed corals, dolomite, or oyster shell. Will eliminate chronic pH problems and provide maximum surface area for water purifying bacteria. Allows an increase in bioload by up to 50 percent and it will never need to be replaced. Can be used with calcium, but also carbonate buffer and essential trace elements such as strontium (up to 10,000 ppm). Mixed Grade. Grain size: 2.0 -5.5mm.

Aquarium Plant Fertilizer

-->Comprehensive plant supplement for freshwater planted aquariumsLiquid aquatic plant supplement contains a rich assortment of nutrientsProvides micro elements and trace elements beneficial to aquatic plants Flourish?Comprehensive plant supplement with essential trace elements, vitamins, and amino acids to stimulate healthy growth of aquarium plants. Flourish is a growth stimulator for aquarium plant stems and leaves. It contains a broad spectrum of essential trace elements, vitamins, and amino acids. Flourish is rich in gluconate iron, manganese, calcium, magnesium, potassium, inositol, choline B12, biotin, and other factors that have been determined to be beneficial to aquatic plants. It contains no phosphate or nitrate or other fertilizers that would promote algae proliferation. Use 1 capful (5 ml) for each 60 gallons once or twice a week. It is also beneficial for household plants.Please click on "More Information" for recommended dosage and guaranteed analysis.

-->Comprehensive plant supplement for freshwater planted aquariumsLiquid aquatic plant supplement contains a rich assortment of nutrientsProvides micro elements and trace elements beneficial to aquatic plants Flourish?Comprehensive plant supplement with essential trace elements, vitamins, and amino acids to stimulate healthy growth of aquarium plants. Flourish is a growth stimulator for aquarium plant stems and leaves. It contains a broad spectrum of essential trace elements, vitamins, and amino acids. Flourish is rich in gluconate iron, manganese, calcium, magnesium, potassium, inositol, choline B12, biotin, and other factors that have been determined to be beneficial to aquatic plants. It contains no phosphate or nitrate or other fertilizers that would promote algae proliferation. Use 1 capful (5 ml) for each 60 gallons once or twice a week. It is also beneficial for household plants.Please click on "More Information" for recommended dosage and guaranteed analysis.

Liquid nutrient for lush and healthy aquarium plantsExcellent source of bio-available, organic carbon for plantsEasy-to-use and convenient alternative to CO2 injectionFlourish Excel is a simple source of carbon for aiding growth of aquatic plants. Designed to make plant-keeping easier without carbon dioxide injection. Use it alone, or if you choose, with carbon dioxide injection. Keeps iron in a reduced state that's easily utilized by plants. 1 ml treats 10 gallons. Recommended for use on a daily to every other day basis.Please click on "More Information" for recommended dosage.

Liquid nutrient for lush and healthy aquarium plantsExcellent source of bio-available, organic carbon for plantsEasy-to-use and convenient alternative to CO2 injectionFlourish Excel is a simple source of carbon for aiding growth of aquatic plants. Designed to make plant-keeping easier without carbon dioxide injection. Use it alone, or if you choose, with carbon dioxide injection. Keeps iron in a reduced state that's easily utilized by plants. 1 ml treats 10 gallons. Recommended for use on a daily to every other day basis.Please click on "More Information" for recommended dosage.

Highly concentrated iron supplement for aquarium plantsLiquid supplement satisfies the iron requirements of aquatic plantsUse with Flourish to ensure healthy aquarium plant growth-->Give your plant growth an extra boost Seachem Flourish Iron is a water conditioner that stimulates plant growth in your aquarium. Recommended for use with Flourish, Flourish Tabs, and Flourite. Free of phosphates and nitrates. Iron is an important nutrient in the planted aquarium. Flourish Iron should be used in planted aquariums where aquatic plants demonstrate signs of iron deficiency (such as short and slender stems or yellowing between veins).Please click on "More Information" for recommended dosage and guaranteed analysis.

Highly concentrated iron supplement for aquarium plantsLiquid supplement satisfies the iron requirements of aquatic plantsUse with Flourish to ensure healthy aquarium plant growth-->Give your plant growth an extra boost Seachem Flourish Iron is a water conditioner that stimulates plant growth in your aquarium. Recommended for use with Flourish, Flourish Tabs, and Flourite. Free of phosphates and nitrates. Iron is an important nutrient in the planted aquarium. Flourish Iron should be used in planted aquariums where aquatic plants demonstrate signs of iron deficiency (such as short and slender stems or yellowing between veins).Please click on "More Information" for recommended dosage and guaranteed analysis.

Aquarium Plant Fertilizer

Liquid potassium supplement for planted aquariumsReplenishes the vital aquarium plant element, potassiumPrevents potassium depletion to maintain vigorous plant growth-->Flourish Potassium is a highly concentrated potassium supplement for the natural freshwater planted aquarium. 1 ml treats 10 gallons. Repeat 2-3 times a week, as needed. A 250 ml bottle raises the potassium level by 10 mg/l in 1,000 liters. Please click on "More Information" for recommended dosage and guaranteed analysis.