Sisyrinchium montanum is tuft-forming with 20 cm long leaves like those of an iris. Dark blue flowers from June to September.
Cultivation: in the sun in ordinary, well-drained soil.
- 10,5cm pot
- Hardiness zones : zone 7-10
- Height: 10 to 30cm
- Plant spacing: 30 cm
- Flower colour: blue
- Flowering period: summer flowers