Hobby Sanoplant tablets set free by chemical reaction CO2. In addition, CO2 fertilization can not help, if it lacks other fertilize-openly. Therefore Sanoplant is a real full-fertilizer, which contains all three fertilization types: 1. CO2, 2. Nitrogen -, phosphorus and potassium connections in the correct relation and chemical type of linkage, 3. Important trace elements such as iron.Do you have questions about this article ?