Lily of the Nile hybrids
Lily of the Valley Bush
Limber Pine
Lindheimer's Muhly
Lion's Tail
Lippia, Creeping Lippia
Lipstick Verbena
Liquidambar, American Sweet Gum
Little Bluestem
Little Bunny Dwarf Fountain Grass
Little Ollie Dwarf Olive
Little White Oleander
Little-Leaf Linden
London Plane Tree
Long- Leafed Yellowwood
Loquat
Louis Edmunds Manzanita
Love-In-A-Mist
Lucifer Crocosmia
Luma