This herbaceous perennial naturally grows in shallow water making it a fantastic addition to bog gardens or pond margins where it can be submerged up to 25cm 40103441 flowering rush produces grassy green leaves which are followed by tall upright stems bearing umbels of pretty pink flowers in late summer the deliciously fragrant blooms produce an almond45like scent and are attractive to bees and other pollinating insects butomus umbellatus is also a valuable egg45laying site fo