Iris-like plants, Sisyrinchum, are grown for their abundant clusters of summer flowers. A elegant but often shorted-lived border perennial that is surprisingly easy to grow. Ideal for raised beds or front/middle of the border.
It thrives in sunny positions and well-drained soil, so makes a lovely addition to gravel gardens. For best results, grow Sisyrinchium in full sun in moist, well-drained soil. 
Avoid waterlogged conditions and protect from winter wet.Plant in autumn or spring.