Hydrocotyle A plant that grows fast and adapts easily, thriving in relatively hard water. Immediately after planting Hydrocotyle leucocephala will grow towards the light and the surface, where it will spread. It does not need to be rooted, but can be used as a floating plant which provides a hiding-place for young fish.  Hydrocotyle leucocephala Common Name : Cardamine hydrocotyle Description pH range: 5-9 Temperature range: 22-26 C Water hardness: Soft-hard Propagation:: By Read more