Bacopa monnieri, also called water hyssop, Brahmi or moneywort , is one of widely used aquarium plants. Bacopa is one of the easiest and fast growing aquarium plants. it arises over the surface of the water, it blossoms. Its flowers tend to be tiny, in most cases white but occasionally soft blue. Water hyssop can be placed as middle ground or background plant creating wonderful aquascape because of the unique light green foliage.