Is candytuft an annual or perennial?

Candytuft (Iberis sempervirens) is a perennial plant. It is known for its evergreen foliage and produces clusters of white or purple flowers in the spring. Candytuft thrives in well-drained soil and can be used in rock gardens, borders, or as ground cover. While it is a perennial, some related species may be treated as annuals in certain climates.