If you want an iris that looks good even when it is not in bloom, Iris ensata 'Variegata' is a standout. This Japanese iris offers upright, sword-like leaves marked with clean striping that brightens the garden from spring through fall, and it pairs beautifully with other moisture-loving perennials.
Plant it where the soil stays consistently moist, such as along a pond edge, beside a downspout garden, or in a regularly irrigated bed. Give it full sun to part shade for best growth and flowering. In hotter climates, a little afternoon shade can help keep foliage looking fresh.
At maturity it typically reaches about 12-24 inches tall, forming a neat clump that fits well in borders or naturalized plantings. Combine it with ferns, astilbe, ligularia, and other plants that appreciate similar conditions for a layered look and extended seasonal interest.
For easy care, keep the root zone evenly moist, remove spent flower stalks, and tidy older foliage as needed. Divide established clumps when growth becomes crowded to refresh vigor and create new plants for other parts of your garden.