Little Maid Kniphofia, Red Hot Poke
Lobelia, Rosamond
Lobelia, Summer
Locust, Black
Locust, Honey 'Shademaster'
Locust, Honey 'Sunburst'
Locust, Honey / Honeyshuck
Locust, Idaho Magenta
Locust, Pink Hybrid
Locust, Purple Robe
Lombardy Poplar
London Plane Tree
Loosestrife, Gooseneck
Loosestrife, Yellow
Loquat
Lupine, Silver Bush
Lupine, Texas Bluebonnet
Lupine, Tree
Luykens Laurel
Madrone