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Seachem's Flourite Black (15lbs) is a premium clay gravel substrate for the planted aquarium
Safe for sand sifters and bottom feeders
and facultative bacteria which facilitate the breakdown of waste
Has an energy-saving motor and is virtually silent when operating
Optimum Flakes - New Life Spectrum 45g Fertilizer Seachem's Flourite Black (15lbs) isOptimum Flakes (45g), from New Life Spectrum, use the Spectrum Nutrition Formula. They are suitable for smaller, surface feeding community fish. While pellets provide higher nutrient density and stability in water, this is a great solution for those fish conditioned to flakes or as a transition from flake foods to New Life Spectrum pellets. Like all Spectrum products, Optimum flakes combine high quality marine proteins like Whole Antarctic Krill and