Botanical name: Eryngium planum ‘Blaukappe’
Common name: “Flat Sea Holly”
Size: 1.5-2′ x 1.5-2′
Light: Full sun
Small, oval, thistle-like, vibrant-blue flowerheads produced in abundance at the ends of branching stems rising from basal clumps of green, scalloped, heart-shaped leaves during the summer. Long-lasting cut or dried flower.