Helene Strybing Manuka Tea Tree
Heliotrope
Heliotrope Black Beauty
Hemstiched Bearded Iris
Hen and Chicks
Hetz Arborvitae
Hidcote Lavender
Holly Oak
Hollyhock
Hollyleaf or Islay Cherry
Hollywood Twisted Juniper
Homestead Purple Verbena
Honey Bush
Honey Myrtle, Granite-Bottlebrush
Honeywort
Hopseed Bush
Horsetail Reed
Horsetail Tree
Hot Lips Sage
Howard McMinn Manzanita