Narrow Leaved Paperbark Narrow-leaf Pittosporum
Narrow-Leaf Sotol Nautilus Vine
Navarro Ceanothus (spp.) Nealie
'Near East' Crapemyrtle: indica Needle Grass: gigantea
Needle Grass: tenuissima Needle Palm 'Bright Edge'
Needle Palm 'Color Guard' Needle Palm 'Golden Sword'
Needle Palm Variegated Needle-bush Wattle
Nevin's Barberry Nevin's Mahonia
New England Hair Sedge 'Frosted Curls' 'New Gold' Lantana
'New Look' Dusty Miller: cineraria New Mexico Prickly Pear
New Mexico Privet 'New Orleans' Crapemyrtle: indica
New Zealand Christmas Tree New Zealand Flax (spp.)
New Zealand Hemp (spp.) New Zealand Iris
New Zealand Tea Tree (spp.) New Zealand Tea Tree 'Big Red'
New Zealand Tea Tree 'Crimson Glory' New Zealand Tea Tree 'Helen Strybing'
New Zealand Tea Tree 'Jubilee' New Zealand Tea Tree 'Kiwi'
New Zealand Tea Tree 'Prostratum Pink Cascade' New Zealand Tea Tree 'Snow Flake'
Night Blooming Hesperaloe 'Nippon' Maiden Grass
'Noellii' Spider Flower Nolina, Bigelow
'Nova' Foxtail Agave Nubian Aloe (spp.)
Nubian Aloe Variegated Nut Pine
'Oak Leaf' Velvet Leaf: beharensis Oak, Black
Oak, Blue Oak, California Black
Oak, California Live Oak, California Scrub
Oak, California White Oak, Canyon Live
Oak, Coast Live Oak, Cork
Oak, Engelmann Oak, Evergreen (spp.)
Oak, Evergreen 'Fordii' Oak, Holly (spp.)
Oak, Holly 'Fordii' Oak, Interior Live
Oak, Island Oak, Leather
Oak, Mesa Oak, Silk (spp.)
Oak, Silk 'Penola' Oak, Silk 'Tanunda'
Oak, Valley Oak, Willow (spp.)
Oak: chrysolepis, Live Oatgrass, Blue (spp.)
'Obsession Red With Eye' Bedding Verbena Ocean Spray
Ocotillo: splendens October Daphne (spp.)
October Daphne Dwarf October Plant (spp.)
October Plant Dwarf Octopus Plant (spp.)
Octopus Plant Variegated 'Oklahoma' Oklahoma Redbud
Oklahoma Redbud 'Oklahoma' Oklahoma Redbud 'Texas White'
'Old Gold' Chinese Juniper Old Man Cactus
Oleander (spp.) Oleander 'Apple Blossom'
Oleander 'Calypso' Oleander 'Petite Pink'
Oleander 'Petite Salmon' Oleander 'Sister Agnes'
Oleander, Mexican Oleander, Yellow
Oleaster (spp.) 'Oleoides x Shiressii' Spider Flower