'Limbo Violet' Garden Petunia 'Lime' Lemon-Scented Thyme
Lime Stonecrop 'Lime' Sweet Scented Geranium
'Limelight' Licorice Plant 'Limerock Passion' Tickseed: Coreopsis
Limestone Fern (spp.) Limestone Fern 'Plumosum'
'Limited Edition' Daylily Limnocharis
'Linde Armstrong' Spider Plant: hassleriana 'Lingholm' Blue Poppy
Lint (spp.) Lint 'Nanum Sapphire'
Lion's Ear, Mint Lion's Ear: leonurus
Lion's Tail Agave (spp.) Lion's Tail Agave 'Nova'
Lion's Tail: leonurus Lip Fern
Lipstick Plant (spp.) Lipstick Plant: lobbianus
'Lipstick' Strawberry: frel Liriope (spp.)
Liriope 'Big Blue' Liriope 'Ever Green Giant'
Liriope 'Gold Band' Liriope 'John Burch'
Liriope 'Monroe White' Liriope 'Riegel's Big Blue'
Liriope 'Royal Purple' Liriope Variegated
Liriope, Bigblue (spp.) Liriope, Bigblue 'Big Blue'
Liriope, Bigblue 'Ever Green Giant' Liriope, Bigblue 'Gold Band'
Liriope, Bigblue 'John Burch' Liriope, Bigblue 'Monroe White'
Liriope, Bigblue 'Riegel's Big Blue' Liriope, Bigblue 'Royal Purple'
Liriope, Bigblue Variegated Liriope, Creeping (spp.)
Liriope, Creeping 'Silver Dragon' Lisianthus (spp.)
Lisianthus 'Blue Lisa' Lisianthus 'Forever Blue'
Lisianthus 'Yodel Blue' 'Little Aurora' Hosta
'Little Beauty' Tulip Little Bluestem (spp.)
Little Bluestem 'The Blues' 'Little Bunny' Chinese Fountain Grass
Little Club Moss Little Club Moss 'Albovariegata'
'Little Darling' Snapdragon 'Little Doll' Spiderwort: hybrid
'Little Dot' Maiden Grass Little Fantasy Pepper
Little Flowered Agave 'Little Gem' Evergreen Candytuft
'Little Gem' Flax Leaved Tulip 'Little Grapette' Daylily
'Little Honey' Chinese Fountain Grass 'Little Leo' Caucasian Leopardsbane
Little Leo Leopardsbane (spp.) Little Leo Leopardsbane 'Little Leo'
'Little Lucy' Okra 'Little Maid' Common Torch Lily: Kniphofia
'Little Princess' Shasta Daisy 'Little Princess' Summer Phlox
'Little Rainbow' Daylily 'Little Red Warbler' Daylily
'Little Spire' Russian Sage Little Trillium
'Little Wart' Daylily 'Little White' Siberian Iris
Live Forever 'SunSparkler® Firecracker' Live Forever: farinosa
Liveforever Liveforever, Santa Barbara
Liveforever: formosa Liverleaf
Living Baseball Living Stones
Living Stones: fulviceps Living Stones: hookeri lutea
Living Stones: salicola Living Stones: schwantesii genseri
Living Vase Living Vase 'Bert'
Living Vase Plant Livingstone Daisy
Lizard Tail, Chinese Lizard's Tail
'Lizzy' Summer Phlox Loasa