100 Rattlesnake Master Seeds for Planting Hardy Herbaceous Eryngium yuccifolium EXOTIC PLANT: If you’re looking for a unique native pollinator plant, Rattlesnake Master is a must-have for your garden or meadow. It features fabulous architecture, yucca-like blue-green foliage, and masses of spiky white flowerheads that are teeming with bees and butterflies from late spring to late summer. EASY TO GROW: Grow in a contanier or in the garden or any outdoor space. MADE IN USA: Ships from our Iowa farm and nursery to you! Satisfaction Guaranteed. GROW OR GIFT: Great gift for mom, dad, gardener, Great outdoor STEM Project for Kids. Rare Garden Seeds to Grow