Irises are beloved for their striking blooms and elegant foliage. Whether it’s the classic bearded iris with its ruffled petals, the sleek and graceful Japanese iris, or the versatile Siberian iris, these flowers add beauty and structure to any garden. However, not all irises have the same watering needs. While they share the same general family, their moisture requirements can vary significantly. This helpful guide covers when and how to water each variety, common mistakes to avoid, and the best Swan hose products to make the job easier.