Looking for more native species for your garden? Purple Giant is the only native Agastache species in Massachusetts — Listed as Endangered under the Massachusetts Endangered Species Act. Statelier than most, it reaches up to 4-feet tall and is topped with silvery-purple flowers from July through September. An aromatic, floriferous and drought tolerant addition to your perennial beds and wildflower gardens. Like all Agastache, a pollinator’s delight!