Nandina, Heavenly Bamboo
Natchez White Crape Myrtle
Needlepoint English Ivy
New Gold Trailing Lantana
New Zealand Flax
New Zealand Flax, Purple
New Zealand Flax, Wings of Gold
Nichol's Willow-Leafed Peppermint
Noel Grevillea
Norway Maple
Oakleaf Hydrangea
October Daphne
Oklahoma Redbud
Old Gold Pfitzer
Oleander
Olive, Edible Olive
Orange Crush Daylily
Orange or Brown Sedge
Orchid or Purple Rockrose
Oregon Ash