Silver Mound Artemisia
Silver Mountain Gum
Silver Sage
Silver Streak Flax Lily
Silver Wormwood
Siskiyou Mexican Evening Primrose
Sky Flower. Golden Dew-Drop
Skyrocket Juniper
Slender Sedge
Small Cape Rush
Smooth-edged Agave
Snapdragon
Snow Ball Viburnum
Snow White Flowering Tea Tree
Snow-In-Summer
Soap Aloe, African Aloe
Soapbark Tree
Soaptree Yucca
Society Garlic
Sonoma Sage, Creeping Sage
