| Galax urceolata | Galax |
| Dendranthema 'Clara Curtis' | Garden Mum |
| Gardenia jasminoides ‘Kleim’s Hardy’ | Gardenia, Hardy |
| Selaginella moellendorffii | Gemmiferous Spikemoss |
| Gentiana makino 'Royal Blue' | Gentiana |
| Geranium prat. 'Midnight Reiter' | Geranium, Hardy |
| Geranium 'Rozanne' | Geranium, Hardy |
| Geranium 'Johnson's Blue' | Geranium, Hardy |
| Geranium pratense 'Hocus Pocus' | Geranium, Hardy |
| Geranium ph. var. 'Purpureum' | Geranium, Hardy |
| Geranium sanguineum 'Alpenglow' | Geranium, Hardy |
| Geranium ph. 'Samobor' | Geranium, Hardy |
| Geranium r. 'Philippe Vapelle' | Geranium, Hardy |
| Geranium x magnificum | Geranium, Hardy |
| Geranium sanguineum var. 'Striatum' | Geranium, Hardy |
| Geranium sessiliflorum 'Nigricans' | Geranium, Hardy |
| Geranium 'Splish Splash' | Geranium, Hardy |
| Geranium 'Johnson's Blue Elite' | Geranium, Hardy |
| Geranium x canta. 'Karmina' | Geranium, Hardy |
| Geranium x r. 'Mavis Simpson' | Geranium, Hardy |
| Geranium cin. 'Ballerina' | Geranium, Hardy |
| Geranium x oxonianum 'Sherwood' | Geranium, Hardy |
| Teucrium hircanicum 'Paradise Delight' | Germander |
| Teucrium f. 'Azurea' | Germander, Bush |
| Teucrium chamaedrys | Germander, Wall |
| Athyrium niponicum 'Ghost' | Ghost Fern |
| Marshallia grandiflora | Giant Barbara's Button |
| Woodwardia fimbriata | Giant Chain Fern |
| Cardiocrinum giganteum | Giant Himalayan Lily |
| Agastache f. 'Golden Jubilee' | Giant Hyssop |
| Agastache barberi 'Tutti Frutti' | Giant Hyssop |
| Agastache cana 'Sinning' | Giant Hyssop |
| Agastache barberi 'Firebird' | Giant Hyssop |
| Agastache urticifolia | Giant Hyssop |
| Agastache rupestris | Giant Hyssop |
| Agastache 'Honey Bee Blue' | Giant Hyssop |
| Agastache a. 'Apricot Sunrise' | Giant Hyssop |
| Agastache a. 'Apricot Sprite' | Giant Hyssop |
| Agastache cana 'Heather Queen' | Giant Hyssop |
| Agastache 'Blue Fortune' | Giant Hyssop |
| Agastache 'Pink Panther' | Giant Hyssop |
| Petasites japonicus ‘Giganteus’ | Giant Japanese Butterbur |
| Petasites japonicus ‘Variegata’ | Giant Japanese Butterbur |
| Hedychium gardenarium | Ginger, Flowering |
| Hedychium x 'Elizabeth' | Ginger, Flowering |
| Globba winitii 'Mauve Dancing Ladies' | Ginger, Flowering |
| Hedychium greenei | Ginger, Flowering |
| Kaempferia gilbertii 'Variegated Peacock Ginger' | Ginger, Flowering |
| Hedychium 'Dr Moy' | Ginger, Flowering |
| Curcuma austalasica 'Aussie Plume' | Ginger, Flowering |
| Panax quinquefolius | Ginseng |
| Gladiolus 'Blue Ribbon' | Gladiolus |
| Gladiolus 'Africa' | Gladiolus |
| Gladiolus 'Iceberg' | Gladiolus |
| Gladiolus 'King's Gold' | Gladiolus |
| Gladiolus 'Mardi Gras' | Gladiolus |
| Gladiolus 'Veronica' | Gladiolus |
| Gladiolus 'Winner's Circle' | Gladiolus |
| Gladiolus 'Grand Prix' | Gladiolus |
| Gladiolus 'Royal Tapestry' | Gladiolus |
| Echinops ritro | Globe Thistle |
| Echinops b. 'Blue Glow' | Globe Thistle |
| Trollius c. 'Golden Queen' | Globeflower |
| Aruncus dioicus | Goat's Beard |
| Aruncus aethusifolius | Goat's Beard |
| Aruncus d. 'Child of Two Worlds' | Goat's Beard |
| Orontium aquaticum | Golden Club |
| Lysimachia nummularia 'Aurea' | Golden Creeping Jenny |
| Humulus Lupulus 'Aureus' | Golden Hops |
| Adiantum pedatum 'Miss Sharples' | Golden Maidenhair Fern |
| Choisya ternata 'Sundance' | Golden Mexican Orange |
| Dryopteris affinis Cambrensis | Golden-Scaled Male Fern |
| Lysimachia clethroides | Gooseneck Loosestrife |
| Vitis vinifera 'Purpurea' | Grape, Purple Leaf |
| Gunnera tinctoria | Gunnera |
| Gunnera manicata | Gunnera |
| Deschampsia c. 'Northern Lights' | Hairgrass |
| Doryopteris pedata | Hand Fern |
| Incarvillea delavayi | Hardy Gloxinia |
| Anthemis Biebersteiniana | Hardy Marguerite Daisy |
| Cyperus longus | hardy Umbrella Grass |
| Dennstaedtia punctilobula | Hay Scented Fern |
| Erica x darleyensis 'Marg. Porter' | Heath |
| Erica x darleyensis 'JW Porter' | Heath |
| Erica erigena 'Brightness' | Heath |
| Erica x darleyensis 'Kramers Rote' | Heath |
| Erica x darleyensis 'Mary Helen' | Heath |
| Hebe 'Red Edge' | Hebe |
| Hebe speciosa 'Tricolor' | Hebe |
| Helenium autumnale 'Red and Gold' | Helen’s Flower |
| Helenium Hyb. 'Moerheim Beauty' | Helen’s Flower |
| Helenium 'Butterpat' | Helen’s Flower |
| Helenium 'Indian Summer' | Helen’s Flower |
| Helenium 'Mardi Gras' | Helen’s Flower |
| Helleborus o. 'Red Lady' | Hellebore |
| Helleborus x hybridus 'Sunshine Strain' | Hellebore |
| Helleborus 'Winter Queen' | Hellebore |
| Helleborus foetidus 'Frenchy' | Hellebore |
| Helleborus o. 'White Spotted Lady' | Hellebore |
| Helleborus o. 'Red Hybrids' | Hellebore |
| Helleborus x hyb. 'Royal Heritage Strain' | Hellebore |
| Helleborus x hyb. 'Mrs. Betty Ranicar' | Hellebore |
| Helleborus o. 'Ballard Hybrid' | Hellebore |
| Helleborus 'Ivory Prince' | Hellebore |
| Sempervivum 'Hardy Species Mix' | Hen and Chicks |
| Hepatica americana | Hepatica |
| Hepatica acutiloba | Hepatica |
| Meconopsis grandis | Himalayan Blue Poppy |
| Meconopsis betonicifolia | Himalayan Blue Poppy |
| Cyrtomium falcatum | Holly Fern |
| Alcea rosea 'Chater's dbl White' | Hollyhock |
| Alcea 'Creme de Cassis' | Hollyhock |
| Alcea rosea 'Chater's dbl Scarlet' | Hollyhock |
| Alcea rosea 'Powderpuff' | Hollyhock |
| Alcea rosea 'Nigra' | Hollyhock |
| Alcea rosea 'Peaches & Dreams' | Hollyhock |
| Alcea rosea 'Chater's dbl Purple' | Hollyhock |
| Cerinthe m. p. 'Kiwi Blue' | Honeywort |
| Phyteuma scheuchzeri | Horned Rampion |
| Armoracia rusticana ‘Variegata’ | Horseradish, Variegated |
| Hosta 'Patriot' | Hosta |
| Hosta 'Yellow Splash Rim' | Hosta |
| Hosta 'September Sun' | Hosta |
| Hosta 'Red October' | Hosta |
| Hosta 'Beauty Substance' | Hosta |
| Hosta 'Remember Me' | Hosta |
| Hosta 'Saint Elmo's Fire' | Hosta |
| Hosta 'Serendipity' | Hosta |
| Hosta sieboldiana 'Elegans' | Hosta |
| Hosta 'Silver Kabitan' | Hosta |
| Hosta 'Sum & Substance' | Hosta |
| Hosta 'Night Before X-mas' | Hosta |
| Hosta 'Wolverine' | Hosta |
| Hosta 'Regal Splendor' | Hosta |
| Hosta 'Abiqua Drinking Gourd' | Hosta |
| Hosta 'Wide Brim' | Hosta |
| Hosta 'Gold Edger' | Hosta |
| Hosta 'Fire & Ice' | Hosta |
| Hosta 'Fragrant Bouquet' | Hosta |
| Hosta 'Francee' | Hosta |
| Hosta 'Cherry Berry' | Hosta |
| Hosta 'Black Hills' | Hosta |
| Hosta 'Birchwood Parky's Gold' | Hosta |
| Hosta 'Big Daddy' | Hosta |
| Hosta 'Revolution' | Hosta |
| Hosta 'Amber Tiara' | Hosta |
| Hosta 'Mr Big' | Hosta |
| Hosta 'Aristocrat' | Hosta |
| Hosta 'August Moon' | Hosta |
| Hosta 'Chinese Sunrise' | Hosta |
| Hosta 'Ginko Graig' | Hosta |
| Hosta 'Golden Tiara' | Hosta |
| Hosta 'Great Expectations' | Hosta |
| Hosta 'Groundmaster' | Hosta |
| Hosta 'Guacamole' | Hosta |
| Hosta 'Halcyon Blue' | Hosta |
| Hosta 'Independence' | Hosta |
| Hosta 'June' | Hosta |
| Hosta 'Austin Dickinson' | Hosta |
| Hosta laevigata | Hosta |
| Hosta 'Loyalist' | Hosta |
| Hosta 'Minute Man' | Hosta |
| Hosta 'Frances Williams' | Hosta |
| Vaccinium ovatum | Huckleberry, Evergreen |
| Hydrangea q. 'Snow Queen' | Hydrangea |
| Hydrangea 'Fuji Waterfall' | Hydrangea |
| Hydrangea m. 'Glowing Embers' | Hydrangea |
| Hydrangea p. 'Pink Diamond' | Hydrangea |
| Hydrangea panicula 'Limelight' | Hydrangea |
| Hydrangea q. 'PG Pee Wee' | Hydrangea |
| Hydrangea a. 'Annabelle' | Hydrangea |
| Hydrangea m. 'Mariesii Variegata' | Hydrangea |
| Hydrangea anomala petiolaris | Hydrangea, Climbing |
| Schizophragma hydrangeoides 'Moonlight' | Hydrangea, Japanese Climbing |
| Porteranthus trifoliatus | Indian Physic |
| Iris setosa var. arctica | Iris |
| Iris ensata | Iris |
| Iris ensata 'Pin Stripe' | Iris |
| Iris foetidissama | Iris |
| Iris pallida 'Variegata' | Iris |
| Iris pumila 'Lemon Flare' | Iris |
| Iris s. 'Ruffled Velvet' | Iris |
| Iris sibirica 'Caesar's Brother' | Iris |
| Iris sibirica 'Eric the Red' | Iris |
| Iris sibirica 'Silver Edge' | Iris |
| Iris pumila 'Peppermint Twist' | Iris, Dwarf Bearded |
| Hedera helix 'Glacier' | Ivy, Variegated |
| Hedera 'Needlepoint' | Ivy, Variegated |
| Arisaema triphyllum | Jack-in-the-Pulpit |
| Polemonium c. 'Apricot Delight' | Jacob's ladder |
| Polemonium c. 'Brise D' Anjou' | Jacob's ladder |
| Polemonium c. 'Lace Towers' | Jacob's ladder |
| Polemonium c. 'Snow & Sapphires' | Jacob's ladder |
| Polemonium caeruleum | Jacob's ladder |
| Polemonium y. 'Purple Rain' | Jacob's ladder |
| Pieris japonica 'Mountain Fire' | Japanese Andromeda |
| Anemone hyb. 'Honorine Jobert' | Japanese Anemone |
| Anemone hyb. 'Party Dress' | Japanese Anemone |
| Anemone hyb. 'Hadspen Abundance' | Japanese Anemone |
| Thelypteris decursive-pinnata | Japanese Beech Fern |
| Imperata cylindrica 'Red Baron' | Japanese Blood Grass |
| Hakonechloa macra 'Aureola' | Japanese Forest Grass |
| Hakonechloa macra 'Albo-striata' | Japanese Forest Grass |
| Hakonechloa macra 'All Gold' | Japanese Forest Grass |
| Athyrium niponicum var. pictum | Japanese Painted Fern |
| Pachysandra terminalis | Japanese Spurge |
| Pachysandra terminalis 'Green Carpet' | Japanese Spurge |
| Pachysandra terminalis 'Silver Edge' | Japanese Spurge |
| Acorus gramineus 'Pusillus Minimus Aureus' | Japanese Sweetflag |
| Acorus gramineus | Japanese Sweetflag |
| Phlomis russeliana | Jerusalem Sage |
| Dryopteris dilatata 'Jimmy Dyce' | Jimmy Dyce Fern |
| Eupatorium maculatum 'Atropurpureum' | Joe-Pye Weed |
| Eupatorium maculatum 'Gateway' | Joe-Pye Weed |
| Matteuccia struthiopteris 'The King' | Jumbo Ostrich Fern |
| Schizostylis c. 'Oregon Sunset' | Kaffir Lily |
| Schizostylis c. 'Fenland Daybreak' | Kaffir Lily |
| Kalimeris incisa 'Variegata' | Kalimeris |
| Cercidiphyllum japonicum 'Morioka Weeping' | Katsura, Weeping |
| Asplenium scolopendrium 'Laceratum Kaye' | Kaye's Harts Tongue Fern |
| Kerria Japonica 'Picta' | Kerria |
| Arctostaphylos uva ursi 'Vancouver Jade' | Kinnikinnick |
| Knautia macedonica | Knautia |
| Knautia macedonica 'Mars Midget' | Knautia |
| Polystichum tsus-seimense | Korean Rock Fern |
| Selaginella kraussiana 'Aurea' | Krauss' Gold Spikemoss |