SEA HOLLY, ERYNGIUM PLANUM, (3) Live Plants, Heirloom, Perennial, Flower Plants, Live Plant, Plant, Flower, Flowers, Purple Flower Super Hardy Zone 4-9 Organic Heirloom Perennial Flower plants Beautifully fills landscape with sprays of thistle like purple flowers Makes an excellant cut flower Attracts bees and Butterflies growing 4'-5' Height Excellant long lasting cut flowers, Attract bees and Butterflies