'Hot Lips' Daylily 'Hot Lips' Pink Turtlehead
'Hot Town' Daylily Hot Water Plant
Hottentot Fig 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' 'Hummelo' Common Betony
Humming Bird's Trumpet (spp.) Hummingbird Flower
Hummingbird Mint 'Golden Jubilee' Hummingbird Trumpet
Hummingbird Yucca Hungarian Bear's Breeches
Hungarian Speedwell (spp.) Huntsman's Cup
Huntsman's Horn 'Peaches & Green' 'Huron Sunrise' Maiden Grass
Hurricane Plant '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
Hybrid Anemone 'Pamina' Hybrid Anemone 'Prince Henry'
Hybrid Anemone 'Whirlwind' Hybrid Cactus 'Pink Glory'
Hybrid Clematis (spp.) Hybrid Clematis 'Asao'
Hybrid Clematis 'Blue Angel (Blekitny Aniol)' Hybrid Clematis 'Cardinal Wyszynski'
Hybrid Clematis 'Carnaby' Hybrid Clematis 'Dorota'
Hybrid Clematis 'Guernsey Cream' Hybrid Clematis 'John Paul II'
Hybrid Clematis 'Mme Le Coultre' Hybrid Clematis 'Montana Rubens'
Hybrid Clematis 'Mrs. N. Thompson' Hybrid Clematis 'Multi Blue'
Hybrid Clematis 'Pink Fantasy' Hybrid Clematis 'Ramona'
Hybrid Clematis 'Sho-Un' Hybrid Clematis 'Silver Moon'
Hybrid Clematis 'Snow Queen' Hybrid Clematis 'Sunset'
Hybrid Clematis 'Sweet Summer Love' Hybrid Clematis 'Vyvyan Pennell'
Hybrid Clematis 'Warsaw Nike' Hybrid Clematis 'Will Goodwin'
Hybrid Geranium 'Anne Thomson' Hybrid Geranium 'Black Magic Rose'
Hybrid Geranium 'Blue Sunrise' Hybrid Geranium 'Brookside'
Hybrid Geranium 'Frances Grate' Hybrid Geranium 'Harveyi'
Hybrid Geranium 'Jason Bloom' Hybrid Geranium 'Johnson's Blue'
Hybrid Geranium 'Kahlua' Hybrid Geranium 'Kurt's Variegated'
Hybrid Geranium 'Orkneys Pink' Hybrid Geranium 'Patricia'
Hybrid Geranium 'Philippe Vapelle' Hybrid Geranium 'Pink Spires'
Hybrid Geranium 'Rozanne' Hybrid Geranium 'Silver Sugar Plum'
Hybrid Geranium 'Terra Franche' Hybrid Geranium 'Varigated Mint Rose'
Hybrid Geranium 'Victor Reiter Strain' 'Hybrid Mix' Lewisia
Hybrid Peony 'Pink' Hybrid Peony 'Single Red'
Hybrid Peony 'White' Hybrid Sage 'Rose Queen'
Hybrid Speedwell 'Giles Van Hees' Hybrid Speedwell 'Miffy Brute'
Hybrid Speedwell 'New Century' Hybrid Spiderwort (spp.)
Hybrid Spiderwort 'Angel Eyes' Hybrid Spiderwort 'Double Trouble'
Hybrid Spiderwort 'Innocence' Hybrid Spiderwort 'Osprey'
Hybrid Toad Lily 'Empress' Hybrid Toad Lily 'Hatatogisa'
Hybrid Toad Lily 'Kohaku' Hybrid Toad Lily 'Lightning Strike'
Hybrid Toad Lily 'Shining Light' Hybrid Toad Lily 'Taipei Silk'
Hybrid Toad Lily 'Tojen' Hybrid Tuberous Begonia (spp.)
Hybrid Tuberous Begonia 'Nonstop®' Hybrid Tuberous Begonia 'Nonstop® Apricot'
Hybrid Tuberous Begonia 'Nonstop® Rose Petticoat' Hybrid Tuberous Begonia 'Nonstop® Yellow'
Hybrid Tuberous Begonia 'Panorama Scarlet' Hybrid Tulip (spp.)
Hybrid Tulip 'Ballade' Hybrid Tulip 'Bonanza'
Hybrid Tulip 'Dillenburg' Hybrid Tulip 'Early Harvest'
Hybrid Tulip 'Elegant Lady' Hybrid Tulip 'Fringed Elegance'
Hybrid Tulip 'Johann Strauss' Hybrid Tulip 'Mariette'
Hybrid Tulip 'Maytime' Hybrid Tulip 'New Design'
Hybrid Tulip 'Oscar' Hybrid Tulip 'Queen of Night'
Hybrid Tulip 'Texas Fire' Hybrid Windflower 'Pamina'
Hybrid Windflower 'Prince Henry' Hybrid Windflower 'Whirlwind'