Allium cristophii, commonly known as Star of Persia, is a striking ornamental onion renowned for its large, spherical umbels of silvery lilac to pale violet star-shaped flowers. Blooming in late spring to early summer, these impressive flower heads can reach up to 2025 cm (810 inches) in diameter, creating a dramatic focal point in borders, rock gardens, and mixed perennial beds. The plant’s strap-shaped, gray-green leaves emerge in spring but typically wither as the flowers begin to bloom, allowing the spectacular inflorescences to take center stage. Thriving in full sun with well-drained soil, Allium cristophii is drought-tolerant once established and requires minimal maintenance. Its long-lasting blooms are attractive to pollinators, including bees and butterflies, enhancing garden biodiversity. While not native to the UK, it is widely cultivated for its ornamental appeal and adaptability to temperate gardens.