giant hyssop

Types:

Agastache nepetoides, yellow giant hyssop

erect perennial with stout stems and yellow-green flowers; southern Canada and southeastern United States

Agastache foeniculum, anise hyssop

much-branched North American herb with an odor like fennel

Agastache mexicana, Mexican hyssop

erect perennial of Mexico having rose to crimson flowers

Type of:

herb, herbaceous plant

a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests