Growth Rate
Moderate: 'Lucerne' Sisyrinchium has a moderate growth rate. It typically grows around 6 to 12 inches in height per year.
Size
Mature Height: Generally reaches a height of about 12 to 18 inches.
Spread: Forms clumps that spread gradually, typically reaching a spread of 12 to 18 inches.
Growing Conditions
Sunlight: Prefers full sun to partial shade.
Soil: Thrives in well-drained soil with average fertility. It can tolerate dry conditions once established.
Watering: Regular watering during dry spells is beneficial, especially for maintaining flower production.
Hardiness Zones: Suitable for USDA hardiness zones 4-9.