Conifers: Heml - Isel (99)
Hemlock, Canadian (spp.)
Hemlock, Canadian Bennett
Hemlock, Canadian Coles Prostrate
Hemlock, Canadian Frosty
Hemlock, Canadian Lewisii
Hemlock, Canadian Macrophylla
Hemlock, Canadian Sargentii
Hemlock, Canadian Weeping
Hemlock, Carolina
Hemlock, Eastern (spp.)
Hemlock, Eastern Bennett
Hemlock, Eastern Coles Prostrate
Hemlock, Eastern Frosty
Hemlock, Eastern Lewisii
Hemlock, Eastern Macrophylla
Hemlock, Eastern Sargentii
Hemlock, Eastern Weeping
Hemlock, Himalayan
Hemlock, Mountain
Hemlock, Western
Henryi Anglojapanese Yew
Hiba Arborvitae
Hibernica Common Juniper
Hicksii Anglojapanese Yew
Hillside Creeper Scots Pine
Hillspire Eastern Red Cedar
Himalayan Cypress
Himalayan Hemlock
Himalayan Pine
Hino Japanese Cedar
Hinoki False Cypress (spp.)
Hinoki False Cypress Confucious
Hinoki False Cypress Coralliformis
Hinoki False Cypress Crippsii
Hinoki False Cypress Dwarf
Hinoki False Cypress Elmwood Gold
Hinoki False Cypress Fernspray Gold
Hinoki False Cypress Flabelliformis
Hinoki False Cypress Golden
Hinoki False Cypress Gracilis
Hinoki False Cypress Juniperioides Aurea
Hinoki False Cypress Kosteri
Hinoki False Cypress Mariesii
Hinoki False Cypress Nana Aurea
Hinoki False Cypress Nana Gracilis
Hinoki False Cypress Nana Lutea
Hinoki False Cypress Nana Tonia
Hinoki False Cypress Reis Dwarf
Hinoki False Cypress Rigid Dwarf
Hinoki False Cypress Sanderi
Hinoki False Cypress Spiralis Aurea
Hinoki False Cypress Split Rock
Hinoki False Cypress Tetracona Aurea
Hinoki False Cypress Torulosa
Hollywood Chinese Juniper
Holmes Silver Colorado Red Cedar
Hoopsii Colorado Spruce
Horae Wilson Norway Spruce
Horizontal Juniper (spp.)
Horizontal Juniper Alpina
Horizontal Juniper Bar Harbor
Horizontal Juniper Blue
Horizontal Juniper Blue Acres
Horizontal Juniper Blue Chip
Horizontal Juniper Blue Mat
Horizontal Juniper Blue Rug
Horizontal Juniper Douglasii
Horizontal Juniper Dunvegan Blue
Horizontal Juniper Emerald Spreader
Horizontal Juniper Hegedus (Good Vibrations® Gold)
Horizontal Juniper Hughes
Horizontal Juniper Jade River
Horizontal Juniper Livida
Horizontal Juniper Plumosa
Horizontal Juniper Plumosa Compacta
Horizontal Juniper Plumosa Compacta Wilms
Horizontal Juniper Prince of Wales
Horizontal Juniper Turqouise Spreader
Horizontal Juniper Variegated
Horizontalis Aurea Monterey Cypress
Horizontalis Colorado Red Cedar
Hornibrookii Common Juniper
Hornibrookii Norway Spruce
Hoveyi American Arborvitae
Hughes Creeping Juniper
Huon Pine
Idyllwild Eastern Red Cedar
Imodi Pine
Incense Cedar (spp.)
Incense Cedar Douglasii Pyramidalis
Incense Cedar Emerald
Incense Cedar Excelsa
Incense Cedar Fastigiata
Incense Cedar Zebrina
Intermedia Japanese Yew: cuspidata
Intertexta Lawson's Cypress
Iowa Chinese Juniper
Iseli Fastigiata Colorado Spruce
Iseli Foxtail Colorado Spruce