'Hot Lips' Daylily 'Hot Lips' Pink Turtlehead
'Hot Town' Daylily Hot Water Plant
Hottentot Fig Houpu Magnolia
Houseleek 'Mrs. Giuseppi' Houseleek 'Kalinda'
Houseleek, Cobweb (spp.) Houseleek, Cobweb 'Red Cobweb'
Houseleek, Hen and Chickens Houseleek, Spiderweb
Houseleek: alba Houseleek: arachnoideum tomentosum, Cobweb
Houseleek: carneum Houseleek: pomelii
Houseleek: pumilum Houseleek: tectorum (spp.)
Houseleek: tectorum 'Cleveland Morgan' Houseleek: tectorum 'Violaceum'
'Houston' Crapemyrtle: indica 'Hoveyi' American Arborvitae
'Howard' American Holly 'Howard' American Sycamore
'Howard McMinn' Sonoma Manzanita Huangshan Magnolia
Huckleberry, Blue Huckleberry, Box
Huckleberry, Californian Huckleberry, Evergreen
Huckleberry, Florist's Huckleberry, Shot
Huckleberry, Tree 'Hughes' Creeping Juniper
Huisache Huizache
Humata Humble Plant
'Humdinger' Rose 'Hummelo' Common Betony
Humming Bird's Trumpet (spp.) Hummingbird Bush
Hummingbird Flower Hummingbird Mint 'Golden Jubilee'
Hummingbird Sage (spp.) Hummingbird Sage 'Lady in Red'
'Hummingbird' Summer Sweet Hummingbird Trumpet
Hummingbird Yucca Hungarian Bear's Breeches
Hungarian Lilac 'Royalty' Hungarian Speedwell (spp.)
'Hunter' Possum Haw Holly 'Huntington Carpet' Rosemary
'Huntsman' Large Fothergilla Huntsman's Cup
Huntsman's Horn 'Peaches & Green' Huon Pine
'Huron Sunrise' Maiden Grass Hurricane Palm
Hurricane Plant 'Hurricane Point' Carmel Creeper
Husk Tomato, Mexican 'Husker Red' Foxglove Penstemon
Hyacinth Bean (spp.) Hyacinth Bean 'Ruby Moon'
Hyacinth Bletilla Hyacinth, Dutch (spp.)
Hyacinth, Dutch 'Atlantic' Hyacinth, Dutch 'Jan Bos'
Hyacinth, Garden (spp.) Hyacinth, Garden 'Atlantic'
Hyacinth, Garden 'Jan Bos' Hyacinth, Grape (spp.)
Hyacinth, Grape White Hyacinth, Grape 'Blue Spike'
Hyacinth, Summer Hyacinth, Water
Hyacinth, White Grape White Hyacinth, Wood (spp.)
Hyacinth: latifolium, Grape Hyacinth: princeps, Summer
Hyacinth: pycantha, Grape 'Hyacinthina' Hosta: fortunei