© The Dabney Nursery
Plant: Lucerne - Blue Eye Grass
Sisyrinchium angustifolium 'Lucerne'
Size: 1 gal
Light
Bloom
More about this plant
Lucerne is a compact blue-eyed grass, an iris relative rather than a true grass, with stiff upright sword-shaped leaves about 10 to 12 inches tall and larger, more abundant six-petaled blue flowers than the species from spring into summer. It grows in full sun to part shade in moist to average soil and suits borders, rock gardens, meadows and naturalized areas. Bees and butterflies visit the blooms.
- Full Sun
- Blooms in spring, summer
- Hardy in USDA zones 4-9
- Semi-Evergreen foliage
Plant description
Lucerne is a compact blue-eyed grass, an iris relative rather than a true grass, with stiff upright sword-shaped leaves about 10 to 12 inches tall and larger, more abundant six-petaled blue flowers than the species from spring into summer. It grows in full sun to part shade in moist to average soil and suits borders, rock gardens, meadows and naturalized areas. Bees and butterflies visit the blooms.
- Pruning
- Cut back after blooming to limit self-seeding; divide every few years.
- Native range
- North America (species); Lucerne originated in Switzerland

















