Joseph's Coat: Alternanthera 'Red Threads' Joseph's Coat: tricolor 'Molten Fire'
'Jungle Red' Red Leaf Hibiscus Jute, China (spp.)
'Kablouna' Pot Marigold 'Kardinal Improved' Crested Celosia
'Karume' Crested Celosia 'Kasar' Sweet Basil
'King Arthur' Sweet Corn 'Kohlrabi' Savoy Cabbage
Korean Mint 'Golden Jubilee' La Kwa 'Spindle'
'Lady in Red' Scarlet Sage 'Ladybird Scarlet' Sulphur Cosmos
Lady's Eardrops 'Mrs. Popple' Lady's Finger (spp.)
Lady's Finger 'Burgundy' Lady's Finger 'Little Lucy'
Lady's Sorrel 'Lucky Gold' Lance Leaf Marguerite (spp.)
Lantana 'Bante Rossa' Lantana 'Luscious® Citrus Blend'
Lantana 'Luscious® Grape' Lantana 'Luscious® Lemonade'
Lantana 'New Gold' Lantana 'South Beach™ Purple Sky'
Lantana 'Tropical Fruit' Large Bullwort
Large Cocklebur Large Leaf Princess Flower
Larkspur, Canyon (spp.) Larkspur, Orange (spp.)
Larkspur, Red (spp.) Larkspur, Rocket
'Lavender Storm' Garden Petunia 'Lavender Wave™' Garden Petunia
Lavender, English 'Jean Davis' Lavender, French (spp.)
Lavender, Spanish (spp.) Lavender, True 'Jean Davis'
Lavender: stoechas pedunculata, Spanish Leaf Mustard 'Osaka Purple'
'Leah' Allamanda 'Leilani Blue' Garden Ageratum
'Lemon Aura' Common Sunflower 'Lemon Gem' Signet Marigold
Lemon Mint 'Lemon Queen' Common Sunflower
'Lemon Symphony' African Daisy: Osteospermum 'Lemon Twist' Sulphur Cosmos
Levant Cotton 'Nigra' Licorice Plant (spp.)
Licorice Plant 'Limelight' Licorice Plant 'Schweffellight'
Licorice Plant Variegated 'Light Pink Pearls' Garden Petunia
'Light Pink Twinspur' Diascia 'Limbo Violet' Garden Petunia
'Limelight' Licorice Plant 'Linde Armstrong' Spider Plant: hassleriana
Lion's Ear, Mint Lisianthus 'Blue Lisa'
Lisianthus 'Forever Blue' Lisianthus 'Yodel Blue'
'Little Darling' Snapdragon 'Little Lucy' Okra
Livingstone Daisy Loasa
Lobelia, Edging (spp.) Lobelia, Edging 'Paper Moon'
Lobelia, Garden (spp.) Lobelia, Garden 'Paper Moon'
Lobelia, Trailing (spp.) Lobelia, Trailing 'Paper Moon'
Love in a Mist Love Lies Bleeding (spp.)
Love Lies Bleeding 'Viridis' Low Baby's Breath 'Gypsy'
'Lucky Gold' Lady's Sorrel 'Lucky Gold' Wood Sorrel
'Lulu' Signet Marigold 'Luna Red' Rose Mallow
Lupine, Arroyo Lupine, Hollowleaf Annual
Lupine, Succulent 'Luscious® Citrus Blend' Lantana
'Luscious® Grape' Lantana 'Luscious® Lemonade' Lantana
Madagascar Periwinkle 'Pretty in Rose' Madagascar Periwinkle 'Stardust Mix'
Madwort: spinosum 'Magellan Coral' Common Zinnia
'Magilla' Beefsteak Plant 'Mahogany Midget' Annual Coreopsis
Maize (spp.) Maize 'Bars & Stripes'
Maize 'Indian Summer' Maize 'King Arthur'
Maize 'Tiger Cub' Maize Variegated