Little Adder (Agastache rugosa "little adder") - Also called hummingbird mint. Shorter than most agastache, at only 15" tall, it is roughly half the height of black adder. Long lasting blooms developed to last three times longer than other agastache. Blooms freely from Spring through Autumn and provides an abundance of nectar for butterflies, bees, and other beneficial insects. Very heat and drought tolerant once established. Plant in full sun. Easy to grow perennial zones 5a - 9b. pp26,514. One live plant in 3 inch container.