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 '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