Heliotrope
Hemstiched Bearded Iris
Hen and Chicks
Hetz Arborvitae
Hidcote Goldencup St. Johnswort
Hidcote Hypericum
Hidcote Lavender
Hildmann Cactus
Hillside Creeper Scotch Pine
Holly Oak
Holly-Leaf or Islay Cherry
Hollyhock
Hollywood Juniper
Hollywood Twisted Juniper, Hollywoo
Homestead Purple Verbena
Honey Bush
Honey Myrtle, Granite-Bottlebrush
Honeywort
Hopa Crabapple
Hopseed Bush