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The Ohko stone, Aquarium Rocks (Dragon Stone) is a rock that resembles dragon scales. It in most cases has a greenish brown coloring and is very light weight compared to other hardscape stones. Aquascapers say the Ohko stone is basically composed of hardened clay, which has been know to be very fragile, the cratered surface of the Ohko stone results in many mini-caves and nooks for anchoring moss and plants alike. Ohko stones or other referred to as Dragon stones are increasing popular rock for aquascaping. This is because of its inert properties in addition to scale-like appearance, which creates a secure haven for shrimp and other micro-organisms. Additionally it is a very light type of rock in addition to easily breakable. Why is that a good thing? Well because breaking larger dragon stones into smaller pieces can help with more creativity or different shapes that you could have not gotten from the purchase. Other stones like Seiryu stones are very difficult to break apart. With the distinct features the dragon stones show, they are in most cases used in Iwagumi style aquascape to blow their own horns their beauty. For these product listing you are buying Pre Selected stone with an estimate of Stone size, Stone shape, and look will be chosen by us. We can do the best to pick a mixture of sizes in each order. Pictures are for references only. Small size is estimate: 5 mixed small size stone pieces of 1″-2″. This is 1 order of 5 Small mixed size stone pieces Ohko Stone want to be pre wash before used or leave it over night submerged to reduce PH and KH
5 Mixed Small Pieces 1″ -2″
Pre Selected stone with an estimate of Stone size
We can do the best to pick a mixture of sizes in each order
Pictures are for references only, Ohko stone are brown in color and need a good wash before used.