Guadalupe (Fan) Palm
Guinea Gold Vine
Gulf Stream Heavenly Bamboo
Hall's Japanese Honeysuckle
Hamlin Fountain Grass
Happy Wanderer Coral Pea
Hawaiian Elf Schefflera
Hawaiian Heather, False Heather
Heartleaf Bergenia, Winter Bergenia
Heather Blush Bearded Iris
Hedge Lavender, Lavandin
Helene Strybing Manuka Tea Tree
Heliotrope Black Beauty
Hen and Chicks
Hidcote English Lavender
Hoiry-Leaved Lilac
Holly Oak or Holm Oak
Hollyhock
Hollyleaf or Islay Cherry
Hollywood Twisted Juniper