Mountain Flax
Mugho Pine
Mullein Pink, Rose Campion
Munstead Compact English Lavender
Murphy's Agave
Muskogee Lavender Crape Myrtle
Myer's Asparagus
Naked Lady, Belladonna Lily
Nandina, Heavenly Bamboo
Natchez White Crape Myrtle
Needlepoint English Ivy
New Gold Trailing Lantana
New Zealand Flax
Nichol's Willow-Leafed Peppermint
Noell's Grevillea
Northern or Western Catalpa
Oakleaf Hydrangea
October Daphne
Oklahoma Red Bud