genus of 40 to 50 annual and perennial plants and evergreen subshrubs (herbs with a woody lower stem).
Latin name: Iberis gibraltarica
They grow in full sun, in neutral or alkaline, moderately moist, well-drained soils.
Use in rock gardens and plant arrangements.
Annual and typical species are propagated by seeds, not covered in sowing, that germinat a 20 °C (68 °F).
Propagate cultivars by division.
Shrub that bears lilac flowers from mid-spring to mid-summer.