This work presents a review about the usage of water and aquatic plants important gardens, and it intends to explore the existence and the usage of the soft rush in these gardens. Its absence in the ancient symbolical functional gardens and in the Renascence aesthetic gardens is noted. Nowadays, it has being used in evocative water gardens or in gardens with ecological tendencies. This way, the soft rush usage, a species of peculiar plasticity – herbaceous cosmopolitan of sublime verticality – and with phytoremediation potential, can mean the human desire of returning to the origins of living in a healthy and sustainable environment.