Hidcote English Lavender
Hind's Nightshade, Sonoran Nightsha
Holly Grape
Hollyhock
Hollywood Twisted Juniper
Homestead Purple Verbena
Honey Bush
Honeywort, Shrimp Plant
Hopseed Bush
Horsetail
Horsetail Restio
Hot Lips Sage
Houdini Highland Sage
Howard McMinn Manzanita
Huachuca Agave, Orange Century Plan
Huntington Carpet Rosemary
Hybrid Gazanias
Hybrid Halimiocistus
Hybrid Tea Rose (selections)
Hybrid White Rockrose