Holly-Leaf or Islay Cherry
Hollyhock
Hollywood Twisted Juniper, Hollywoo
Homestead Purple Verbena
Honey Bush
Honey Myrtle, Granite-Bottlebrush
Honeywort
Hopa Crabapple
Hopseed Bush
Horsetail Reed
Horsetail Tree
Howard McMinn Manzanita
Huachuca Agave
Hummingbird Sage, Pitcher Sage
Huntington Carpet Rosemary
Hybrid Gazanias
Hybrid Naked Lady
Hybrid Tea Rose (selections)
Hybrid White Rockrose
