Lilac, Prairie Petite

Lilac, Primrose

Shrubs

Lilac, Thumbelina

Shrubs

Lilac, Violet Uprising

Shrubs

Lilac, Virtual Violet

Shrubs

Lilac, Yankee Doodle French

Shrubs

Lily Turf

PerennialsGrass

Lily-Of-The-Valley

Perennials

Linden, Redmond

Trees

Little Bluestem, Blaze

GrassPerennials

Little Bluestem, Blue Paradise

GrassPerennials

Little Bluestem, Prairie Munchkin

GrassPerennials

Little Bluestem, Standing Ovation

GrassPerennials

Little Bluestem, The Blues

GrassPerennials

Lobelia, Giant Blue

Perennials

Locust, Twisty Baby

Trees

Londonplane, Exclamation!

Trees

Loosestrife, Gooseneck Loosestrife, Creeping Jenny, Moneywort

Perennials

Lungwort

Perennials

Magnolia, Black Tulip

TreesShrubs

Mahogany, Curl-leaf Mountain

Shrubs

Manzanita, Panchito

Shrubs

Maple Paperbark, Cinnamon Girl

Trees

Maple, Carnival Hedge

ShrubsTrees

Maple, Hot Wings Tatarian

Trees

Maple, Regal Petticoat Sycamore

Trees

Maple, Sensation Box Elder

Trees

Meadow Sage, Autumn Sage, Sage

Perennials

Mexican Hat

Perennials

Milkweed, Butterfly Weed, Swamp Milkweed

Perennials

Mimosa or Silk Tree

ShrubsTrees

Monkshood

Perennials

Montbretia, Lucifer

Perennials

Mugo Pine, Carsten's Wintergold

ConifersShrubs

Mulberry, Fruitless

Trees

Mullien

Perennials

Ninebark, Amber Jubilee

Shrubs

Ninebark, Honeycomb

Shrubs

Ninebark, Little Joker

Shrubs

Ninebark, Lucky Devil

Shrubs

Ninebark, Petite Plum

Shrubs

Ninebark, Spicy Devil

Shrubs

Oak, Bur

Trees

Oak, Columnar English

Trees

Oak, Crimson Spire

Trees

Oak, Heritage

Trees

Oak, Kindred Spirit

Trees

Oak, Northern Red

Trees

Oak, Regal Prince Columnar

Trees

Oak, Rocky Mountain White, Scrub

Trees

Oak, Skinny Genes Columnar

Trees

Oak, Streetspire®

Trees

Oak, Swamp White

Trees

Oak, Swamp White American Dream

Trees

Oregon Grape

EdiblesShrubs

Oregon Grape, Creeping

EdiblesGround Cover

Oriental poppy

Perennials

Ornamental Oregano

Perennials

Panicle Hydrangea, Phantom

Shrubs

Parrot's Beak

Annuals