Groundsel, Silver (spp.) Gum, Silver Dollar
Hanging Geranium (spp.) Hawaiian Schefflera (spp.)
Heart Leaf Philodendron Heart's Ease (spp.)
Heath, Scotch (spp.) Heath, Spring (spp.)
Heath, Winter (spp.) Hen and Chicks: pulidonis
Hindu Rope Plant Variegated Honey Plant Variegated
Hop, False Huckleberry, Californian
Huckleberry, Evergreen Huckleberry, Florist's
Huckleberry, Shot Hurricane Plant
Hyacinth, Dutch (spp.) Hyacinth, Garden (spp.)
Hybrid Tuberous Begonia (spp.) Hybrid Tulip (spp.)
Hydrangea, Bigleaf (spp.) Hydrangea, Florist's (spp.)
Hydrangea, Garden (spp.) Impatiens, Double (spp.)
India Rubber Fig 'Decora' India Rubber Tree 'Decora'
Indica Azalea (spp.) Iris, Dutch (spp.)
Iris, Spanish (spp.) Iron Fern
Ivy Geranium (spp.) Ivy, Baltic (spp.)
Ivy, Common (spp.) Ivy, English (spp.)
Ivy, Grape (spp.) Ivy, Grape 'Mandaiana'
Ivy, Oak Leaf (spp.) Ivy, Oak Leaf 'Mandaiana'
Jackman Clematis (spp.) Japanese Camellia (spp.)
Jasmine, Cayenne (spp.) Jasmine, Madagascar
Java Tree (spp.) Jerusalem Cherry
Joseph's Coat: variegatum pictum (spp.) Kalanchoe, Christmas
'Kobold' Spiked Blazing Star Ladder Fern (spp.)
Ladies Delight (spp.) Lady's Slipper 'Agincourt'
Laurel, Tropic (spp.) Lavender, Sea (spp.)
Leather Fern Leatherleaf Fern
Lily, Asiatic (spp.) Lily, Canna (spp.)
Lily, Peace 'Clevelandii' Lily, Peruvian (spp.)
Lily, Trumpet Lily: hortulanushybrid, Sword
Lily: longiflorum, Easter Little Fantasy Pepper
Lobster Plant (spp.) Macranthum Azalea (spp.)
Madagascar Jasmine Madagascar Periwinkle (spp.)
'Mandaiana' Oak Leaf Ivy Marguerite Daisy (spp.)
Marigold, African (spp.) Marigold, American (spp.)
Marigold, Aztec (spp.) Marigold, Big (spp.)
Martha Washington Geranium 'Aztec' Mass Cane 'Massangeana'
'Massangeana' Corn Plant Mexican Breadfruit
Mexican Flameleaf (spp.) Mexican Shrimp Plant
Mosaic Plant Moth Orchid (spp.)
Mother-in-Law's Seat Mother-in-Law's Tongue (spp.)
Mother-of-Thousands Plant Mum, Cut (spp.)
Mum, Garden (spp.) Mum, Pot (spp.)
Neanthebella Palm Nephthytis 'White Butterfly'
Nerve Plant, Red Nettle, Flame (spp.)
Nettle, Painted (spp.) Norfolk Island Pine
Oak Leaf Ivy (spp.) Oak Leaf Ivy 'Mandaiana'
Old Maid (spp.)