Sea Holly also referred to as Eryngium Planum is known for its unique, spiky blue blooms and silvery-green foliage, this plant creates a stunning contrast in any garden bed or border. The sharp, globe-shaped flowers stand tall on strong stems, adding texture and interest, while attracting pollinators like bees and butterflies. Perfect for adding drama to dry or coastal gardens, Eryngium Planum thrives in full sun and well-drained soil, making it both resilient and eye-catching.