Seachem Flourite Black Sand Size:3.5kg and for controlling algae without

and for controlling algae without the addition of chemicals

When choosing an iron supplement

Aquatic plants such as Echinodorus and Cryptocoryne are two species of aquatic plants which absorb their necessary nutrients from their roots

Gravel modifiers such as laterite are not necessary

It comes with a suction cup

Seachem Flourite Black Sand Size:3.5kg and for controlling algae withoutFlourite Black Sand is a specially fracted stable porous clay gravel for the natural planted aquarium. Its appearance is best suited to planted aquaria, but may be used in any freshwater aquarium environment. Flourite Black Sand is most effective when used alone as an integral substrate bed, but it may be mixed with other gravels. Gravel modifiers such as laterite are not necessary. Flourite Black Sand is not chemically coated or treated and will not