Castle Rouge® Blue Holly brings classic holly beauty with glossy, dark green leaves and seasonal berries. Flowers appear in early spring through late spring, adding welcome seasonal color to the landscape. It tops out at 5 to 8 feet tall with a 4 to 5 feet spread, making it a great fit for foundation beds, borders, and garden rooms. Plant in full sun to part shade for the best results. It thrives in zones 5 through 7. Expect visits from pollinators, butterflies, and birds throughout the growing season.