Trees: Heml - Hohm (78)
Hemlock, Canadian (spp.)
Hemlock, Canadian Bennett
Hemlock, Canadian Frosty
Hemlock, Canadian Macrophylla
Hemlock, Canadian Weeping
Hemlock, Carolina
Hemlock, Eastern (spp.)
Hemlock, Eastern Bennett
Hemlock, Eastern Frosty
Hemlock, Eastern Macrophylla
Hemlock, Eastern Weeping
Hemlock, Himalayan
Hemlock, Mountain
Hemlock, Western
Hemsley's Dogwood
Henry Anise
Henry Hicks Laurel Magnolia
Henry Tanbark Oak
Henry's Lime
Henry's Linden
Hercule's Club
Heritage Southern Live Oak
Hesper Palm (spp.)
Hesper Palm Elegans
Hessei Cherry Plum
Heterophylla Cut-leaf Chastetree
Hiba Arborvitae
Hibiscus, Chinese TieDye Wind
Hibiscus, Hawaiian White
Hibiscus, Hawaiian TieDye Wind
Hibiscus, Norfok Island
Hibiscus, Sea (spp.)
Hibiscus, Sea Tricolor
Hibiscus, Tropical TieDye Wind
Hickory
Hickory Wattle
Hickory, Bitternut
Hickory, Broom
Hickory, Mockernut
Hickory, Pignut
Hickory, Shagbark (spp.)
Hickory, Shagbark Grainger
Hickory, Shellbark
Hickory, Swamp
Hickory, Water
Hickory, White Heart
Hickory: ovata pubescens, Shagbark
Higan Cherry Pandora
Higan Cherry (spp.)
Higan Cherry Autumnalis
Higan Cherry Tai-Haka
Higan Cherry Weeping
Higasayama Broom Japanese Maple
Higashi yama Japanese Maple
High Tide Bush
Highbeam® Overcup Oak
Highpoint® Nuttall's Oak
Highrise Southern Live Oak
Hightower® Willow Oak
Hillspire Eastern Red Cedar
Himalayan Birch
Himalayan Cypress
Himalayan Hemlock
Himalayan Pine
Hino Japanese Cedar
Hinoki False Cypress (spp.)
Hinoki False Cypress Crippsii
Hinoki False Cypress Golden
Hinoki False Cypress Juniperioides Aurea
Hinoki False Cypress Rigid Dwarf
Hinoki False Cypress Tetracona Aurea
Hinoki False Cypress Torulosa
Hinu tsukasa Japanese Maple
Hispaniolan Palmetto
Hispaniolan Royal Palm
Hog Gum
Hog Plum
Hohman's Variegated Japanese Maple