Helleborus WINTER JEWELS™ 'Blue Diamond' is a captivating perennial known for its elegant double flowers in a striking shade of blue-purple, bringing early spring charm to any garden landscape. With a clumping habit, this hellebore is best suited for hardiness zones 4 to 9 and thrives in cool, temperate conditions. Ideal temperatures range from 60°F to 70°F, allowing it to flourish in shaded or partially shaded areas. The plant grows to a mature height of 12 to 18 inches, making it perfect for the front of borders or shaded woodland gardens. As an added benefit, the thick foliage provides considerable deer resistance, making 'Blue Diamond' an excellent choice for gardeners seeking low-maintenance, wildlife-friendly options.