Lewis Mock Orange, Wild M.Orange
Leyland Cypress
Licorice Mint
Licorice Plant
Light Beam Bearded Iris
Ligtu Peruvian Lily
Lilac
Lilac Melaleuca
Lilac Vine, Coral Pea
Lily of the Nile
Lindheimer's Muhly
Lion's Tail
Lippia, Creeping Lippia
Lipstick Verbena
Liquidambar, American Sweet Gum
Little Blue Stem
Little Bobo Daylily
Little Bunny Fountain Grass
Little Ollie Dwarf Olive