Agastache Miscellaneous Hybrids - Photos of several flowering Agastache hybrids in bloom. Agastache wrightii - Physical description, distribution, and habitat of this species. Includes list of plants seen or cited. Agastache barberi: Giant Hyssop - Description and photos of the species (also called A. pallida var. pallida) and some cultivars. Agastache wrightii: Texas Hyssop - Photo, description, and information on cultivation. Agastache cana: Mosquito Plant, Hummingbirds Plant - Photos and description of the species and one of its cultivars. Agastache breviflora: Arizona Hummingbird Mint - Description and photo. Agastache aurantiaca: Orange Hummingbird Mint - Description and photos of the species and several of its cultivars. Agastache nepetoides - Photo and horticultural data for yellow giant hyssop.